Entity Central Index Key
Trading securities fair value.
Restricted cash and cash equivalents fair value disclosure.
Federal home loan bank stock fair value disclosure.
Lessee operating lease liability payments due after year four.
Lease liability payments remainder of fiscal year.
Lease liability payments due next twelve months.
Lease liability payments due year two.
Lease liability payments due year three.
Lease Liability Payments Due Year four.
Lease liability payments due after year four.
Lease liability undiscounted excess amount.
Lease liability.
Cover [Abstract]
Document Type
Document Type
Amendment Flag
Amendment Flag
Document Period End Date
Document Period End Date
Document Fiscal Year Focus
Document Fiscal Year Focus
Document Fiscal Period Focus
Document Fiscal Period Focus
Trading Symbol
Trading Symbol
Entity Registrant Name
Entity Registrant Name
Entity Central Index Key
Current Fiscal Year End Date
Current Fiscal Year End Date
Entity Filer Category
Entity Filer Category
Entity Small Business
Entity Small Business
Entity Emerging Growth Company
Entity Emerging Growth Company
Entity Common Stock, Shares Outstanding
Entity Common Stock Shares Outstanding
Entity Current Reporting Status
Entity Current Reporting Status
Entity Shell Company
Entity Shell Company
Entity File Number
Entity File Number
Entity Tax Identification Number
Entity Tax Identification Number
Entity Address, Address Line One
Entity Address Address Line1
Entity Address, City or Town
Entity Address City Or Town
Entity Address, Country
Entity Address Country
Entity Address, Postal Zip Code
Entity Address Postal Zip Code
City Area Code
City Area Code
Local Phone Number
Local Phone Number
Document Quarterly Report
Document Quarterly Report
Document Transition Report
Document Transition Report
Entity Incorporation, State or Country Code
Entity Incorporation State Country Code
Entity Interactive Data Current
Entity Interactive Data Current
Title of 12(g) Security
Security12g Title
Security Exchange Name
Security Exchange Name
Statement Of Financial Position [Abstract]
ASSETS
Assets [Abstract]
Cash and due from banks
Cash And Due From Banks
Interest bearing deposits in banks
Interest Bearing Deposits In Banks
Total cash and cash equivalents
Cash And Cash Equivalents At Carrying Value
Restricted cash
Restricted Cash And Cash Equivalents
Investment in unconsolidated subsidiary
Investments In Affiliates Subsidiaries Associates And Joint Ventures
Investment securities available-for-sale, at fair value
Available For Sale Securities Debt Securities
Investment securities held-to-maturity, at amortized cost (Fair Value $180,803 at 9/30/2021 and $46,911 at 12/31/2020)
Held To Maturity Securities
Investment securities trading, at fair value
Trading Securities Debt
Federal Home Loan Bank stock, at cost
Federal Home Loan Bank Stock
Loans, net of allowance for loan losses ($38,047 at 09/30/2021 and $34,805 at 12/31/2020)
Loans And Leases Receivable Net Reported Amount
Accrued interest receivable
Interest Receivable
Premises and equipment, net
Property Plant And Equipment Net
Goodwill
Goodwill
Intangible assets
Intangible Assets Net Excluding Goodwill
Other assets
Other Assets
Total assets
Assets
LIABILITIES AND STOCKHOLDERS’ EQUITY
Liabilities And Stockholders Equity [Abstract]
Liabilities:
Liabilities [Abstract]
Deposits:
Deposits [Abstract]
Non-interest bearing
Noninterest Bearing Deposit Liabilities
Interest bearing
Interest Bearing Deposit Liabilities
Total deposits
Deposits
Accrued interest payable
Interest Payable Current And Noncurrent
Subordinated debt, net
Subordinated Debt
Other liabilities
Other Liabilities
Total liabilities
Liabilities
Commitments and contingencies (Note 6)
Commitments And Contingencies
Stockholders’ equity:
Stockholders Equity Including Portion Attributable To Noncontrolling Interest [Abstract]
Common stock $0.2083 par value; 48,000 shares authorized; 9,763 and 9,734 shares issued and 9,731 and 9,702 shares outstanding at 9/30/2021 and 12/31/2020, respectively
Common Stock Value
Preferred stock $100 par value; 300 shares authorized; 9.8 shares issued and outstanding at 9/30/2021 and 12/31/2020, respectively
Preferred Stock Value
Additional paid-in capital, Common stock
Additional Paid In Capital Common Stock
Additional paid-in capital, Preferred stock
Additional Paid In Capital Preferred Stock
Retained earnings
Retained Earnings Accumulated Deficit
Accumulated other comprehensive (loss) income
Accumulated Other Comprehensive Income Loss Net Of Tax
Non-controlling interest
Minority Interest
Common stock in treasury, at cost (32 shares)
Treasury Stock Common Value
Total stockholders’ equity
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
Total liabilities and stockholders’ equity
Liabilities And Stockholders Equity
Investment securities held-to-maturity, Fair Value
Held To Maturity Securities Fair Value
Loans, net of allowance for loan losses
Loans And Leases Receivable Allowance
Common stock, par value
Common Stock Par Or Stated Value Per Share
Common stock, shares authorized
Common Stock Shares Authorized
Common stock, shares issued
Common Stock Shares Issued
Common stock, shares outstanding
Common Stock Shares Outstanding
Preferred stock, par value
Preferred Stock Par Or Stated Value Per Share
Preferred stock, shares authorized
Preferred Stock Shares Authorized
Preferred stock, shares issued
Preferred Stock Shares Issued
Preferred stock, shares outstanding
Preferred Stock Shares Outstanding
Common stock in treasury, shares
Treasury Stock Common Shares
Service charges and fees.
Income from merchant services, net.
Cardholders income, net
Noninterest income trustee fees.
Other real estate owned expense.
Stationery and supplies expense.
General, administrative and other expense.
Income Statement [Abstract]
Interest income:
Interest And Dividend Income Operating [Abstract]
Loans
Interest And Fee Income Loans And Leases
Investment securities
Interest And Dividend Income Securities
Deposits with banks
Interest Income Deposits With Financial Institutions
Total interest income
Interest And Dividend Income Operating
Interest expense:
Interest Expense [Abstract]
Savings deposits
Interest Expense Savings Deposits
Time deposits
Interest Expense Time Deposits
Other borrowed funds
Interest Expense Other
Total interest expense
Interest Expense
Net interest income
Interest Income Expense Net
Provision for loan losses
Provision For Loan And Lease Losses
Net interest income, after provision for loan losses
Interest Income Expense After Provision For Loan Loss
Non-interest income:
Noninterest Income [Abstract]
Service charges and fees
Service Charges And Fees
Gain on sale of investment securities
Debt And Equity Securities Gain Loss
Income from merchant services, net
Income From Merchant Services Net
Cardholders income, net
Cardholders Income Net
Trustee fees
Noninterest Income Trustee Fees
Other income
Noninterest Income Other
Total non-interest income
Noninterest Income
Non-interest expense:
Noninterest Expense [Abstract]
Salaries and employee benefits
Labor And Related Expense
Occupancy
Occupancy Net
Equipment and depreciation
Equipment Expense
Insurance
General Insurance Expense
Telecommunications
Communication
FDIC assessment
Federal Deposit Insurance Corporation Premium Expense
Professional services
Professional Fees
Contract services
Professional And Contract Services Expense
Other real estate owned
Other Real Estate Owned Expense
Stationery and supplies
Stationery And Supplies Expense
Training and education
Other Noninterest Expense
General, administrative and other
General Administrative And Other Expense
Total non-interest expense
Noninterest Expense
Income before income taxes
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
Income tax expense
Income Tax Expense Benefit
Net income
Profit Loss
Net income attributable to noncontrolling interest
Net Income Loss Attributable To Noncontrolling Interest
Net income available to BankGuam Holding Company
Net Income Loss
Preferred stock dividend
Preferred Stock Dividends Income Statement Impact
Net income attributable to common stockholders
Net Income Loss Available To Common Stockholders Basic
Earnings per common share (EPS):
Earnings Per Share Basic And Diluted [Abstract]
Basic and diluted EPS
Earnings Per Share Basic And Diluted
Dividends declared per common share
Common Stock Dividends Per Share Declared
Basic and diluted weighted average common shares
Weighted Average Number Of Share Outstanding Basic And Diluted
Amortization of post-transfer unrealized holding loss on held to maturity securities arising during period net of tax.
Statement Of Income And Comprehensive Income [Abstract]
Net income
Other comprehensive income (loss):
Other Comprehensive Income Loss Net Of Tax Period Increase Decrease [Abstract]
Unrealized holding gain (loss) on available-for-sale securities arising during the period, net of tax
Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax
Reclassification for (gain) realized on available-for- sale securities
Other Comprehensive Income Loss Reclassification Adjustment From A O C I For Sale Of Securities Net Of Tax
Amortization of post-transfer unrealized holding loss on held-to-maturity securities during the period, net of tax
Amortization Of Post Transfer Unrealized Holding Loss On Held To Maturity Securities Arising During Period Net Of Tax
Total other comprehensive income (loss)
Other Comprehensive Income Loss Net Of Tax
Total comprehensive income (loss)
Comprehensive Income Net Of Tax
Stock issued during period shares employee stock purchase plan and service award.
Stock issued during period value employee stock purchase plan and service award.
Return of capital from stocks owned by subsidary.
Statement Of Stockholders Equity [Abstract]
Statement [Table]
Statement [Table]
Accumulated Other Comprehensive Income/(Loss) [Member]
Statement Equity Components [Axis]
Equity Component
Equity Component [Domain]
Common Stock [Member]
Common Stock [Member]
Preferred Stock [Member]
Preferred Stock [Member]
Additional paid in capital common stock.
Additional Paid-in Capital - Common [Member]
Additional Paid In Capital Common Stock [Member]
Additional paid in capital preferred stock.
Additional Paid-in Capital - Preferred [Member]
Additional Paid In Capital Preferred Stock [Member]
Retained Earnings [Member]
Retained Earnings [Member]
Accumulated Other Comprehensive Income/(Loss) [Member]
Accumulated Other Comprehensive Income [Member]
Treasury Stock [Member]
Treasury Stock [Member]
Noncontrolling Interest [Member]
Noncontrolling Interest [Member]
Statement [Line Items]
Statement [Line Items]
Beginning Balances
Beginning Balance, Shares
Shares Issued
Noncontrolling interest in connection with acquisition of ASC
Noncontrolling Interest Increase From Business Combination
Comprehensive income:
Comprehensive Income Net Of Tax [Abstract]
Change in accumulated other comprehensive income:
Accumulated Other Comprehensive Income Loss Net Of Tax [Abstract]
Unrealized gain (loss) on available-for-sale securities, net
Common stock issued under Employee Stock Purchase Plan & Service Awards
Stock Issued During Period Value Employee Stock Purchase Plan And Service Award
Common stock issued under Employee Stock Purchase Plan & Service Awards, Shares
Stock Issued During Period Shares Employee Stock Purchase Plan And Service Award
Return of capital from stocks owned by subsidary
Return Of Capital From Stocks Owned By Subsidary
Cash dividends on common stock
Dividends Common Stock Cash
Cash dividends on preferred stock
Dividends Preferred Stock Cash
Ending Balances
Ending Balance, Shares
Amortization of debt issuance costs net.
Non cash lease expense.
Gain loss on remeasurement of preexisting interest.
Increase decrease in lease liability.
Income from equity investments in unconsolidated subsidiary.
Held to maturity securities change in net unrealized holding gain loss net of tax.
Available-for-sale securities change in net unrealized gain (loss), net of tax.
Supplemental disclosure of cash flow information.
Statement Of Cash Flows [Abstract]
Cash flows from operating activities:
Net Cash Provided By Used In Operating Activities [Abstract]
Adjustments to reconcile net income to net cash provided by operating activities:
Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract]
Depreciation
Depreciation
Amortization of debt issuance costs
Amortization Of Debt Issuance Costs Net
Amortization of fees, discounts and premiums
Accretion Amortization Of Discounts And Premiums Investments
Gain on sales of other real estate owned, net
Gains Losses On Sales Of Other Real Estate
Proceeds from sales of loans held for sale
Proceeds From Sale And Collection Of Loans Heldforsale
Origination of loans held for sale
Payments For Origination And Purchases Of Loans Held For Sale
Increase in mortgage servicing rights
Mortgage Servicing Rights M S R Impairment Recovery
Gross realized gains on sale of available-for-sale securities
Gain Loss On Sale Of Investments
Realized gain (loss) on sale of premises and equipment
Gain Loss On Sale Of Property Plant Equipment
Noncash lease expense
Non Cash Lease Expense
Gain on remeasurement of preexisting interest
Gain Loss On Remeasurement Of Preexisting Interest
Net change in operating assets and liabilities:
Increase Decrease In Operating Capital [Abstract]
Accrued interest receivable
Increase Decrease In Accrued Interest Receivable Net
Other assets
Increase Decrease In Other Operating Assets
Accrued interest payable
Increase Decrease In Interest Payable Net
Lease liability
Increase Decrease In Lease Liability
Other liabilities
Increase Decrease In Other Operating Liabilities
Net cash provided by operating activities
Net Cash Provided By Used In Operating Activities
Cash flows from investing activities:
Net Cash Provided By Used In Investing Activities [Abstract]
Acquisition of subsidiary, ASC Trust LLC
Payments To Acquire Additional Interest In Subsidiaries
Purchases of available-for-sale securities
Payments To Acquire Available For Sale Securities Debt
Purchases of held-to-maturity securities
Payments To Acquire Held To Maturity Securities
Proceeds from sales of available-for-sale securities
Proceeds From Sale Of Available For Sale Securities Debt
Maturities, prepayments and calls of available-for-sale securities
Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities
Maturities, prepayments and calls of held-to-maturity securities
Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities
Loan originations and principal collections, net
Payments For Proceeds From Loans And Leases
Income from equity investment in unconsolidated subsidiary
Income From Equity Investments In Unconsolidated Subsidiary
Dividends received from unconsolidated subsidiary
Cash Dividends Paid To Parent Company By Unconsolidated Subsidiaries
Cost from FHLB stock purchase
Payments To Acquire Federal Home Loan Bank Stock
Proceeds from sales of other real estate owned
Proceeds From Sale Of Other Real Estate
Proceeds from sales of premises and equipment
Proceeds From Sale Of Property Plant And Equipment
Purchases of premises and equipment
Payments To Acquire Property Plant And Equipment
Net cash used in investing activities
Net Cash Provided By Used In Investing Activities
Cash flows from financing activities:
Net Cash Provided By Used In Financing Activities [Abstract]
Net increase in deposits
Increase Decrease In Deposits
Cost from other borrowings
Payments Of Financing Costs
Proceeds from issuance of subordinated debt, net
Proceeds From Issuance Of Subordinated Long Term Debt
Proceeds from issuance of common stock
Proceeds From Issuance Of Common Stock
Dividends paid
Payments Of Dividends Common Stock
Net cash provided by financing activities
Net Cash Provided By Used In Financing Activities
Net change in cash, cash equivalents and restricted cash
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
Cash, cash equivalents and restricted cash at beginning of period
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations
Cash, cash equivalents and restricted cash at end of period
Supplemental disclosure of cash flow information:
Supplemental Disclosure Of Cash Flow Information [Abstract]
Cash paid during the period for:
Supplemental Cash Flow Elements [Abstract]
Interest
Interest Paid Net
Income taxes
Income Taxes Paid Net
Supplemental disclosure of noncash investing and financing activities:
Cash Flow Noncash Investing And Financing Activities Disclosure [Abstract]
Net change in unrealized loss on held-to-maturity securities, net of tax
Held To Maturity Securities Change In Net Unrealized Holding Gain Loss Net Of Tax
Net change in unrealized gain on available-for-sale securities, net of tax
Available For Sale Securities Change In Net Unrealized Gain Loss Net Of Tax
Transfer of securities from available-for-sale securities
Debt Securities Available For Sale Transfer To Trading Gain
Transfer of securities to held-to-maturity securities
Debt Securities Held To Maturity Transfer Amount
Organization Consolidation And Presentation Of Financial Statements [Abstract]
Nature of Business
Nature Of Operations
Accounting Policies [Abstract]
Summary of Significant Accounting Policies and Recent Accounting Pronouncements
Significant Accounting Policies [Text Block]
Earnings Per Share Pro Forma [Abstract]
Earnings Per Common Share
Earnings Per Share [Text Block]
Investments Debt And Equity Securities [Abstract]
Investment Securities
Investment [Text Block]
Receivables [Abstract]
Loans Held for Sale, Loans and Allowance for Loan Losses
Financing Receivables [Text Block]
Commitments And Contingencies Disclosure [Abstract]
Commitments and Contingencies
Commitments And Contingencies Disclosure [Text Block]
Banking regulation.
Banking Regulation [Abstract]
Regulatory Capital Requirements
Regulatory Capital Requirements Under Banking Regulations [Text Block]
Off-balance sheet activities.
Fair Value Disclosures [Abstract]
Off-Balance-Sheet Activities
Off Balance Sheet Activities [Text Block]
Income Tax Disclosure [Abstract]
Income Taxes
Income Tax Disclosure [Text Block]
Fair Value Measurements
Fair Value Disclosures [Text Block]
Comprehensive Income (Loss)
Comprehensive Income Note [Text Block]
Leases disclosure.
Leases [Abstract]
Leases
Leases Disclosure [Text Block]
Subordinated Borrowings [Abstract]
Subordinated Debt
Subordinated Borrowings Disclosure [Text Block]
Business Combinations [Abstract]
Acquisitions
Business Combination Disclosure [Text Block]
Subsequent Events [Abstract]
Subsequent Events
Subsequent Events [Text Block]
Use of Estimates
Use Of Estimates
Restricted Cash
Cash And Cash Equivalents Restricted Cash And Cash Equivalents Policy
COVID 19.
COVID-19
C O V I D Nineteen Policy [Text Block]
Recently Adopted Accounting Pronouncements
New Accounting Pronouncements Policy Policy [Text Block]
Recently Issued but Not Yet Adopted Accounting Pronouncements
New Accounting Pronouncements And Changes In Accounting Principles [Text Block]
Fair Value Measurements
Fair Value Measurement Policy Policy [Text Block]
Summary of Earnings Per Common Share
Schedule Of Earnings Per Share Basic And Diluted Table [Text Block]
Summary of Amortized Cost and Fair Value of Investment Securities, with Gross Unrealized Gains and Losses
Debt Securities Available For Sale Table [Text Block]
Summary of Proceeds and Gross Realized Gains from Sales of Available-for-sale Investment Securities
Schedule Of Realized Gain Loss Table [Text Block]
Summary of Amortized Cost and Estimated Fair Value of Investment Securities by Contractual Maturity
Investments Classified By Contractual Maturity Date Table [Text Block]
Summary of Gross Unrealized Losses and Fair Value of Investments, with Unrealized Losses of Temporarily Impaired Securities
Schedule Of Temporary Impairment Losses Investments Table [Text Block]
Loan Portfolio
Schedule Of Accounts Notes Loans And Financing Receivable [Text Block]
Activity of Allowance for Loan Losses
Allowance For Credit Losses On Financing Receivables Table [Text Block]
Schedule of credit loss related to financing receivables current and noncurrent.
Loan Balances and Related Allowance for Loan Losses, by Portfolio Type
Schedule Of Credit Loss Related To Financing Receivables Current And Noncurrent Table [Text Block]
Summary of Delinquency Status of Loans
Past Due Financing Receivables Table [Text Block]
Loans on Non-Accrual Status, by Portfolio
Schedule Of Financing Receivables Non Accrual Status Table [Text Block]
Summary of Loans by Portfolio Type and Internal Credit Quality Ratings
Financing Receivable Credit Quality Indicators Table [Text Block]
Schedule of non accrual loans and restructured loans.
Schedule Of Non Accrual Loans And Restructured Loans
Schedule Of Non Accrual Loans And Restructured Loans Table [Text Block]
Information Related to Impaired Loans
Impaired Financing Receivables Table [Text Block]
Troubled Debt Restructurings
Troubled Debt Restructurings On Financing Receivables Table [Text Block]
Summary of Actual Capital Amounts and Ratios
Schedule Of Compliance With Regulatory Capital Requirements Under Banking Regulations [Text Block]
Summary of Financial Instruments with Off-Balance-Sheet Risk
Schedule Of Fair Value Off Balance Sheet Risks [Text Block]
Fair Value, Assets Measured on Recurring Basis
Fair Value Assets Measured On Recurring Basis [Text Block]
Assets Measured at Fair Value on Recurring Basis
Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Text Block]
Fair value assets measured on recurring basis valuation techniques.
Summary of Valuation Techniques and Unobservable Inputs
Fair Value Assets Measured On Recurring Basis Valuation Techniques Table [Text Block]
Fair Value of Other Financial Instruments
Fair Value By Balance Sheet Grouping [Text Block]
Components of Accumulated Other Comprehensive Income (Loss) Included in Stockholder's Equity
Schedule Of Accumulated Other Comprehensive Income Loss Table [Text Block]
Schedule of supplemental balance sheet information related to leases.
Summary of Lease Related Assets and Liabilities Recorded in Unaudited Condensed Consolidated Statements of Financial Condition
Schedule Of Supplemental Balance Sheet Information Related To Leases Table [Text Block]
Schedule of Maturities of Lease Liabilities Under Operating Leases
Lessee Operating Lease Liability Maturity Table [Text Block]
Summary of weighted-average lease term and discount rate.
Summary of Weighted-Average Lease Term and Discount Rate
Summary Of Weighted Average Lease Term And Discount Rate Table [Text Block]
Summary of Estimated Fair Values of Assets Acquired and Liabilities Assumed
Schedule Of Recognized Identified Assets Acquired And Liabilities Assumed Table [Text Block]
Summary of Changes in Goodwill
Schedule Of Goodwill [Text Block]
Schedule Of Segment Reporting Information By Segment [Table]
Schedule Of Segment Reporting Information By Segment [Table]
Entity By Location
Entity By Location [Axis]
Location
Location [Domain]
Bank Branch.
Bank Branch [Member]
Bank Branch [Member]
Business Acquisition
Business Acquisition [Axis]
Business Acquisition, Acquiree
Business Acquisition Acquiree [Domain]
ASC trust corporation.
ASC Trust Corporation [Member]
A S C Trust Corporation [Member]
Statistical Measurement
Range [Axis]
Statistical Measurement
Range [Member]
Maximum [Member]
Maximum [Member]
Minimum [Member]
Minimum [Member]
Geographical
Statement Geographical [Axis]
Geographical
Segment Geographical [Domain]
Guam [Member]
G U
CNMI [Member]
M P
FSM [Member]
F M
RMI [Member]
M H
ROP [Member]
P W
San Francisco, California [Member]
C A
Dededo and Harmon Branches in Gaum.
Dededo and Harmon Branches in Gaum [Member]
Dededo And Harmon Branches In Gaum [Member]
Segment Reporting Information [Line Items]
Segment Reporting Information [Line Items]
Number of branches
Number Of Stores
Percentage of shares acquire
Business Combination Step Acquisition Equity Interest In Acquiree Percentage
Percentage of Voting common stock acquire
Business Acquisition Percentage Of Voting Interests Acquired
Ownership percentage
Equity Method Investment Ownership Percentage
Closure date
Disposal Date1
Regulatory assets.
Regulatory Assets [Abstract]
Summary of significant accounting policies.
Summary of significant accounting policies.
Summary Of Significant Accounting Policies [Table]
Summary Of Significant Accounting Policies [Table]
Restricted Cash and Cash Equivalents
Restricted Cash And Cash Equivalents Cash And Cash Equivalents [Axis]
Cash and Cash Equivalents
Restricted Cash And Cash Equivalents Cash And Cash Equivalents [Member]
Bank of Guam Trust Department Customer [Member]
Bank of Guam Trust Department Customer [Member]
Bank Of Guam Trust Department Customer [Member]
Variable Rate
Variable Rate [Axis]
Variable Rate
Variable Rate [Domain]
Base Rate [Member]
Base Rate [Member]
Unusual or Infrequent Item, or Both
Unusual Or Infrequent Item [Axis]
Unusual or Infrequent Item, or Both
Unusual Or Infrequent Item [Domain]
C O V I D 19.
COVID 19 [Member]
C O V I D Nineteen [Member]
Loans Insured or Guaranteed by Government Authorities
Loans Insured Or Guaranteed By Government Authorities [Axis]
Loans Insured or Guaranteed by Government Authorities
Loans Insured Or Guaranteed By Government Authorities [Domain]
Paycheck Protection Program.
Paycheck Protection Program [Member]
Paycheck Protection Program [Member]
Summary Of Significant Accounting Policies [Line Items]
Summary Of Significant Accounting Policies [Line Items]
Interest-bearing Deposits in Banks and Other Financial Institutions
Debt instrument basis spread on variable rate
Debt Instrument Basis Spread On Variable Rate1
Debt instrument, face amount
Debt Instrument Face Amount
Earnings Per Share [Abstract]
Shares subscribed and not issued
Common Stock Shares Subscribed But Unissued
Weighted average number of common shares outstanding.
Net income available to BankGuam Holding Company
Less preferred stock dividends
Net income attributable to common stockholders
Weighted average number of common shares outstanding - used to calculate basic and diluted earnings per common share
Weighted Average Number Of Common Shares Outstanding
Schedule Of Available For Sale Securities [Table]
Schedule Of Available For Sale Securities [Table]
Financial Instrument
Financial Instrument [Axis]
Financial Instruments
Transfers And Servicing Of Financial Instruments Types Of Financial Instruments [Domain]
US government agency and government sponsored enterprises debt securities.
U.S. Government Agency and Government Sponsored Enterprise (GSE) Debt Securities [Member]
U S Government Agency And Government Sponsored Enterprise Debt Securities [Member]
U.S. Government Agency Pool Securities [Member]
U S Government Sponsored Enterprises Debt Securities [Member]
U.S. Government Agency or GSE Residential Mortgage-Backed Securities [Member]
Mortgage Backed Securities Issued By U S Government Sponsored Enterprises [Member]
Schedule Of Available For Sale Securities [Line Items]
Schedule Of Available For Sale Securities [Line Items]
Securities Available for Sale, Amortized Cost
Available For Sale Debt Securities Amortized Cost Basis
Securities Available for Sale, Gross Unrealized Gains
Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax
Securities Available for Sale, Gross Unrealized Losses
Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax
Securities Available for Sale, Estimated Fair Value
Securities Held to Maturity, Amortized Cost
Securities Held to Maturity, Gross Unrealized Gains
Held To Maturity Securities Accumulated Unrecognized Holding Gain
Securities Held to Maturity, Gross Unrealized Losses
Held To Maturity Securities Accumulated Unrecognized Holding Loss
Securities Held to Maturity, Estimated Fair Value
Number of investment securities sold.
Schedule Of Trading Securities And Other Trading Assets [Table]
Schedule Of Trading Securities And Other Trading Assets [Table]
U.S. Government Corporations and Agencies [Member]
U S Government Agencies Debt Securities [Member]
Small business administration pool securities.
Small Business Administration (SBA) Pool Securities [Member]
Small Business Administration Pool Securities [Member]
Residential Mortgage Backed Securities [Member]
Residential Mortgage Backed Securities [Member]
Agency Securities Issued by Federal Home Loan Bank (FHLB) [Member]
Federal Home Loan Bank Certificates And Obligations F H L B [Member]
Agency Securities Issued by Federal Home Loan Mortgage Corporation (FHLMC) [Member]
Federal Home Loan Mortgage Corporation Certificates And Obligations F H L M C [Member]
Mortgage backed securities issued by federal national mortgage association (FNMA).
Mortgage Backed Securities Issued By Federal National Mortgage Association (FNMA) [Member]
Mortgage Backed Securities Issued By Federal National Mortgage Association F N M A [Member]
Federal national mortgage association certificate and obligations (FNMA).
Agency Security Issued by Federal National Mortgage Association (FNMA) [Member]
Federal National Mortgage Association Certificate And Obligations F N M A [Member]
Federal farm credit banks certificates and obligations FFCB.
Agency Security Issued by Federal Farm Credit Banks (FFCB) [Member]
Federal Farm Credit Banks Certificates And Obligations F F C B [Member]
ASC Trust LLC.
ASC Trust LLC [Member]
A S C Trust L L C [Member]
Title of Individual
Title Of Individual [Axis]
Title of Individual
Title Of Individual With Relationship To Entity [Domain]
Director
Director [Member]
Long-term Debt, Type
Longterm Debt Type [Axis]
Long-term Debt, Type
Longterm Debt Type [Domain]
Subordinated Notes [Member]
Subordinated Debt [Member]
Schedule Of Trading Securities And Other Trading Assets [Line Items]
Schedule Of Trading Securities And Other Trading Assets [Line Items]
Investment securities at carrying value, pledged
Pledged Financial Instruments Not Separately Reported Securities Pledged
Number of sales of investment securities
Number Of Investment Securities Sold
Gross realized gains from sales
Debt Securities Available For Sale Realized Gain
Gross realized losses from sales
Debt Securities Available For Sale Realized Loss
Estimated average remaining life securities.
Available for sale debt securities
Estimated average remaining life securities
Estimated Average Remaining Life Securities
Available for sale, Amortized cost, Due within one year
Available For Sale Securities Debt Maturities Within One Year Amortized Cost
Available for sale, Amortized cost, Due after one but within five years
Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost
Available for sale, Amortized cost, Due after five but within ten years
Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost
Available for sale, Amortized cost, Due after ten years
Available For Sale Securities Debt Maturities After Ten Years Amortized Cost
Available for sale, Estimated Fair Value, Due within one year
Available For Sale Securities Debt Maturities Within One Year Fair Value
Available for sale, Estimated Fair Value, Due after one but within five years
Available For Sale Securities Debt Maturities After One Through Five Years Fair Value
Available for sale, Estimated Fair Value, Due after five but within ten years
Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value
Available for sale, Estimated Fair Value, Due after ten years
Available For Sale Securities Debt Maturities After Ten Years Fair Value
Securities Available for Sale, Estimated Fair Value
Held to Maturity, Amortized Cost, Due within one year
Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount
Held to Maturity, Amortized Cost, Due after one but within five years
Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount
Held to Maturity, Amortized Cost, Due after five but within ten years
Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount
Held to Maturity, Amortized Cost, Due after ten years
Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount
Held to maturity, Estimated Fair Value, Due within one year
Held To Maturity Securities Debt Maturities Within One Year Fair Value
Held to maturity, Estimated Fair Value, Due after one but within five years
Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value
Held to maturity, Estimated Fair Value, Due after five but within ten years
Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value
Held to maturity, Estimated Fair Value, Due after ten years
Held To Maturity Securities Debt Maturities After Ten Years Fair Value
Securities Held to Maturity, Estimated Fair Value
Securities Available for Sale, Unrealized Losses, Less Than Twelve Months
Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss
Securities Available for Sale, Estimated Fair Value, Less Than Twelve Months
Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months
Securities Available for Sale, Unrealized Losses, More Than Twelve Months
Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss
Securities Available for Sale, Estimated Fair Value, More Than Twelve Months
Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer
Securities Available for Sale, Unrealized Losses, Total
Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss
Securities Available for Sale, Estimated Fair Value, Total
Debt Securities Available For Sale Unrealized Loss Position
Securities Held to Maturity, Unrealized Losses, Less Than Twelve Months
Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss
Securities Held to Maturity, Estimated Fair Value, Less Than Twelve Months
Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value
Securities Held to Maturity, Unrealized Losses, More Than Twelve Months
Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss
Securities Held to Maturity, Estimated Fair Value, More Than Twelve Months
Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value
Securities Held to Maturity, Unrealized Losses, Total
Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss
Securities Held to Maturity, Estimated Fair Value, Total
Held To Maturity Securities Continuous Unrealized Loss Position Fair Value
Number of investment securities in unrealized loss position were not other than temporarily impaired.
Investment securities in unrealized loss position were not other-than-temporarily impaired
Number Of Investment Securities In Unrealized Loss Position Were Not Other Than Temporarily Impaired
Stock purchase agreement date.
Percentage of non controlling interest.
Percentage of non minority voting common stock owned.
Notes, aggregate principal amount
Proceeds used to acquire additional stock
Stock purchase agreement date
Stock Purchase Agreement Date
Non-controlling interest
Percentage Of Non Controlling Interest
Percentage of non minority voting of common stock owned
Percentage Of Non Minority Voting Common Stock Owned
Loans and allowance for loan losses.
Loans And Allowance For Loan Losses [Abstract]
Schedule Of Accounts Notes Loans And Financing Receivable [Table]
Schedule Of Accounts Notes Loans And Financing Receivable [Table]
Commercial mortgage financing receivable.
Commercial Mortgage [Member]
Commercial Mortgage Financing Receivable [Member]
Customer Securities for which Entity has Right to Sell or Repledge
Customer Securities For Which Entity Has Right To Sell Or Repledge [Axis]
Customer Securities for which Entity has Right to Sell or Repledge, Securities Type
Customer Securities For Which Entity Has Right To Sell Or Repledge Securities Type [Domain]
Ten Largest Borrowing Relationship.
10 Largest Borrowing Relationship [Member]
Ten Largest Borrowing Relationship [Member]
Five year paycheck protection program loans.
5-Year Paycheck Protection Program [Member]
Five Year Paycheck Protection Program Loans [Member]
Subsequent Event Type
Subsequent Event Type [Axis]
Subsequent Event Type
Subsequent Event Type [Domain]
Subsequent Event [Member]
Subsequent Event [Member]
Class of Financing Receivable
Financing Receivable Recorded Investment By Class Of Financing Receivable [Axis]
Class of Financing Receivable
Financing Receivable Recorded Investment Class Of Financing Receivable [Domain]
Financing Receivable Portfolio Segment
Financing Receivable Portfolio Segment [Axis]
Financing Receivable Portfolio Segment
Financing Receivable Portfolio Segment [Domain]
Troubled debt restructuring.
Troubled Debt Restructuring [Member]
Troubled Debt Restructuring [Member]
Type of Borrower
Class Of Financing Receivable Type Of Borrower [Axis]
Class of Financing Receivable, Type of Borrower
Class Of Financing Receivable Type Of Borrower [Domain]
Borrowing Relationship One.
Borrowing Relationship One [Member]
Borrowing Relationship One [Member]
Accounts Notes And Loans Receivable [Line Items]
Accounts Notes And Loans Receivable [Line Items]
Bank originated of mortgage loans held for sale
Payments For Origination Of Mortgage Loans Held For Sale
Sale of mortgage loans held for sale
Proceeds From Sale Of Mortgage Loans Held For Sale
Unpaid principal balance of mortgage loans serviced for others.
Percentage of increase decrease in finance receivables.
Unpaid principal balances of mortgage loans serviced
Unpaid Principal Balances Of Mortgage Loans Serviced For Others
Mortgage loan payment of principal
Principal Amount Outstanding On Loans Held For Sale Or Securitization
Increase (Decrease) percentage of gross loan
Percentage Of Increase Decrease In Finance Receivables
Mortgage servicing rights at their fair value
Servicing Asset At Fair Value Amount
Number of borrowing relationships.
Percentage of loan aggregate loan portfolio.
Deferred fee (income) costs
Loans And Leases Receivable Deferred Income
Number of borrowing relationships
Number Of Borrowing Relationships
Gross loans, total amount
Loans And Leases Receivable Gross Carrying Amount
Gross loans, Total Percent
Percentage Of Loan Aggregate Loan Portfolio
Percentage of loan on commercial loan portfolio.
Percentage of loan on consumer loan portfolio.
Commercial [Member]
Commercial Portfolio Segment [Member]
Consumer Loans [Member]
Consumer Portfolio Segment [Member]
Commercial and industrial financing receivable.
Commercial & Industrial [Member]
Commercial And Industrial Financing Receivable [Member]
Commercial Construction Loan [Member]
Construction Loans [Member]
Commercial agriculture portfolio segment.
Commercial Agriculture [Member]
Commercial Agriculture Portfolio Segment [Member]
Consumer other financing receivables.
Other Consumer Loans [Member]
Consumer Other Financing Receivables [Member]
Residential Mortgage Loans [Member]
Residential Mortgage [Member]
Home Equity [Member]
Home Equity [Member]
Automobile [Member]
Automobile Loan [Member]
Deferred loan (fees) costs, net
Allowance for loan losses
Loans, net
Commercial, Percent
Percentage Of Loan On Commercial Loan Portfolio
Consumer, Percent
Percentage Of Loan On Consumer Loan Portfolio
Gross loans, Total Percent
Debt instrument, term
Debt Instrument Term
Debt instrument, interest rate
Debt Instrument Interest Rate Stated Percentage
Proceeds from loans fund
Proceeds From Loans
Debt instrument, outstanding balance
Debt Instrument Carrying Amount
Debt instrument, forgiven amount
Debt Instrument Decrease Forgiveness
Allowance for loan and lease loss, recovery of (provision for) bad debts.
Provision For Loan And Lease Losses excluding Reserve For Off-Balance Sheet Risk.
Balance, beginning of period
Charged off loans
Allowance For Loan And Lease Losses Write Offs
Recoveries on loans previously charged off
Allowance For Loan And Lease Loss Recovery Of Provision For Bad Debts
Provision for loan losses
Provision For Loan And Lease Losses Excluding Reserve For Off Balance Sheet Risk
Balance, end of period
Recorded investment in loans and leases.
Schedule Of Financing Receivable Allowance For Credit Losses [Table]
Schedule Of Financing Receivable Allowance For Credit Losses [Table]
Residential mortgage and home equity.
Residential Mortgage And Home Equity [Member]
Residential Mortgage And Home Equity [Member]
Consumer portfolio, other than residential mortgages.
Consumer [Member]
Consumer Portfolio Other Than Residential Mortgages [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Financing Receivable Allowance For Credit Losses [Line Items]
Allowance for loan losses:
Financing Receivable Allowance For Credit Losses Roll Forward
Charge-offs
Recoveries
Provision
Allowance balance at end of period related to:
Financing Receivable Allowance For Credit Loss Additional Information [Abstract]
Loans individually evaluated for impairment
Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1
Loans collectively evaluated for impairment
Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment
Loan balances at end of period:
Recorded Investment In Loans And Leases [Abstract]
Loans individually evaluated for impairment
Financing Receivable Individually Evaluated For Impairment
Loans collectively evaluated for impairment
Financing Receivable Collectively Evaluated For Impairment
Ending balance
Loans held for sale loans and allowance for loan losses.
Allowance For Loans And Lease Losses Provision For Loss Net [Abstract]
Schedule Of Financing Receivables Past Due [Table]
Schedule Of Financing Receivables Past Due [Table]
Financial Asset, Aging
Financing Receivables Period Past Due [Axis]
Financial Asset, Aging
Financing Receivables Period Past Due [Domain]
30-59 Days Past Due [Member]
Financing Receivables30 To59 Days Past Due [Member]
60-89 Days Past Due [Member]
Financing Receivables60 To89 Days Past Due [Member]
Financing receivables equal to greater than 90 days past due non-accrual.
90 Days and Greater Non-Accrual [Member]
Financing Receivables Equal To Greater Than90 Days Past Due Non Accrual [Member]
Financing receivables equal to greater than 90 days past due still accruing.
90 Days and Greater Still Accruing [Member]
Financing Receivables Equal To Greater Than90 Days Past Due Still Accruing [Member]
Current [Member]
Financial Asset Not Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due
Notes Receivable Gross
Total Loans Outstanding
Accrual of interest payments on loan.
Nonaccrual status charged off on loan.
Nonaccrual loans number of consecutive payments required for restoring accrual status.
Accrual of interest payments on loan
Accrual Of Interest Payments On Loan
Nonaccrual status, charged off on loan
Nonaccrual Status Charged Off On Loan
Nonaccrual loans, number of receipt of consecutive payments required for restoring accrual status
Nonaccrual Loans Number Of Consecutive Payments Required For Restoring Accrual Status
Non-accrual loans
Financing Receivable Recorded Investment Nonaccrual Status
Loan collateralized.
Percentage of Loan collateralized
Loan Collateralized
All loans and credit cards delinquent.
Real estate loans delinquent.
Delinquent real estate loans foreclosure completion period.
Period for loans delinquent under formula category.
Maximum value of commercial loans considered to include in monthly formula classified loans.
All loans and credit cards delinquent
All Loans And Credit Cards Delinquent
Real estate loans delinquent
Real Estate Loans Delinquent
Delinquent real estate loans foreclosure completion period
Delinquent Real Estate Loans Foreclosure Completion Period
Period for loans delinquent under formula category
Period For Loans Delinquent Under Formula Category
Maximum value of commercial loans considered to include in monthly formula total
Maximum Value Of Commercial Loans Considered To Include In Monthly Formula Classified Loans
Schedule Of Financing Receivable Recorded Investment Credit Quality Indicator [Table]
Schedule Of Financing Receivable Recorded Investment Credit Quality Indicator [Table]
Internal Credit Assessment
Internal Credit Assessment [Axis]
Internal Credit Assessment
Internal Credit Assessment [Domain]
Pass [Member]
Pass [Member]
Special Mention [Member]
Special Mention [Member]
Substandard [Member]
Substandard [Member]
Formula.
Formula Classified [Member]
Formula [Member]
Doubtful [Member]
Doubtful [Member]
Financing Receivable Recorded Investment [Line Items]
Financing Receivable Recorded Investment [Line Items]
Troubled debt restructurings.
Financing receivables impaired non-accruing troubled debt restructuring.
Financing receivables impaired accruing troubled debt restructuring.
Impaired loans less than 90 days delinquent and included in total impaired loans.
Restructured loans:
Troubled Debt Restructurings [Abstract]
Non-accruing restructured loans
Financing Receivables Impaired Non Accruing Troubled Debt Restructuring
Accruing restructured loans
Financing Receivables Impaired Accruing Troubled Debt Restructuring
Total restructured loans
Financing Receivable Modifications Recorded Investment
Other impaired loans
Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest
Total impaired loans
Impaired Financing Receivable Recorded Investment
Impaired loans less than 90 days delinquent and included in total impaired loans
Impaired Loans Less Than Ninety Days Delinquent And Included In Impaired Loans
Impaired financing receivable with no related allowance interest income/expense accrual method.
Schedule Of Impaired Financing Receivable [Table]
Schedule Of Impaired Financing Receivable [Table]
Financing Receivable Impaired [Line Items]
Financing Receivable Impaired [Line Items]
Total impaired loans with no related allowance, Recorded Investment
Impaired Financing Receivable With No Related Allowance Recorded Investment
Total impaired loans with no related allowance, Unpaid Principal Balance
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance
Total impaired loans with no related allowance, Average Recorded Investment
Impaired Financing Receivable With No Related Allowance Average Recorded Investment
Total impaired loans with no related allowance, Interest Income Recognized
Impaired Financing Receivable With No Related Allowance Interest Income Expense Accrual Method
Impaired financing receivable with related allowance interest income expense and unearned discount accrual method.
Total impaired loans with a related allowance recorded, Recorded Investment
Impaired Financing Receivable With Related Allowance Recorded Investment
Total impaired loans with a related allowance recorded, Unpaid Principal Balance
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance
Total impaired loans with a related allowance recorded, Average Recorded Investment
Impaired Financing Receivable With Related Allowance Average Recorded Investment
Total impaired loans with a related allowance recorded, Interest Income Recognized
Impaired Financing Receivable With Related Allowance Interest Income Expense And Unearned Discount Accrual Method
Troubled Debt Restructurings (TDRs)
Increase (Decrease) in total gross loans
Increase Decrease In Finance Receivables
Financing receivable principal modification recorded investment.
Schedule Of Financing Receivable Troubled Debt Restructurings [Table]
Schedule Of Financing Receivable Troubled Debt Restructurings [Table]
Financial Instrument Performance Status
Financial Instrument Performance Status [Axis]
Financial Instrument Performance Status
Financial Instrument Performance Status [Domain]
Performing [Member]
Performing Financing Receivable [Member]
Nonperforming [Member]
Nonperforming Financing Receivable [Member]
Financing Receivable Modifications [Line Items]
Financing Receivable Modifications [Line Items]
Number of Loans
Financing Receivable Modifications Number Of Contracts2
Pre-Modification Outstanding Recorded Investment
Financing Receivable Modifications Pre Modification Recorded Investment2
Principal Modifications
Financing Receivable Principal Modification Recorded Investment
Post-Modification Outstanding Recorded Investment
Financing Receivable Modifications Post Modification Recorded Investment2
Outstanding Balance
Number of days deferrals residential mortgage and commercial loans.
Number of days deferrals for consumer and auto mobile loans.
Number of days troubled debt restructurings loans delinquent.
Allowance for loan and lease losses, specific reserve.
Number of days deferrals residential mortgage and commercial loans
Number Of Days Deferrals Residential Mortgage And Commercial Loans
Number of days deferrals for consumer and auto mobile loans
Number Of Days Deferrals For Consumer And Auto Mobile Loans
Number of days troubled debt restructurings loans delinquent
Number Of Days Troubled Debt Restructurings Loans Delinquent
Specific reserve
Allowance For Loan And Lease Losses Specific Reserve
Defaults troubled debt restructuring
Troubled Debt Restructuring Debtor Other
Number of borrowing relationship in bankruptcy.
Loans and leases receivable, amount under bankruptcy.
Number of significant borrowing relationship in bankruptcy
Number Of Borrowing Relationship In Bankruptcy
Loans receivable, amount under bankruptcy
Loans And Leases Receivable Amount Under Bankruptcy
Increase in average assets.
Average assets.
Schedule Of Compliance With Regulatory Capital Requirements Under Banking Regulations [Table]
Schedule Of Compliance With Regulatory Capital Requirements Under Banking Regulations [Table]
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items]
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items]
Increase in average assets
Increase In Average Assets
Average assets
Average Assets
Total capital (to Risk Weighted Assets), Actual, Amount
Capital
Tier 1 capital (to Risk Weighted Assets), Actual, Amount
Tier One Risk Based Capital
Tier 1 capital (to Average Assets), Actual, Amount
Tier One Leverage Capital
Common Equity Tier 1 Capital (to Risk Weighted Assets), Actual, Amount
Common Equity Tier One Capital
Total capital (to Risk Weighted Assets), Actual, Ratio
Capital To Risk Weighted Assets
Tier 1 capital (to Risk Weighted Assets), Actual, Ratio
Tier One Risk Based Capital To Risk Weighted Assets
Tier 1 capital (to Average Assets), Actual, Ratio
Tier One Leverage Capital To Average Assets
Common Equity Tier 1 Capital (to Risk Weighted Assets), Actual, Ratio
Common Equity Tier One Capital Ratio
Total capital (to Risk Weighted Assets), For Capital Adequacy Purposes, Amount
Capital Required For Capital Adequacy
Tier 1 capital (to Risk Weighted Assets), For Capital Adequacy Purposes, Amount
Tier One Risk Based Capital Required For Capital Adequacy
Tier 1 capital (to Average Assets), For Capital Adequacy Purposes, Amount
Tier One Leverage Capital Required For Capital Adequacy
Common Equity Tier 1 Capital (to Risk Weighted Assets), For Capital Adequacy Purposes, Amount
Common Equity Tier One Capital Required For Capital Adequacy
Tier one common equity required for capital adequacy to risk weighted assets.
Total capital (to Risk Weighted Assets), For Capital Adequacy Purposes, Ratio
Capital Required For Capital Adequacy To Risk Weighted Assets
Tier 1 capital (to Risk Weighted Assets), For Capital Adequacy Purposes, Ratio
Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets
Tier 1 capital (to Average Assets), For Capital Adequacy Purposes, Ratio
Tier One Leverage Capital Required For Capital Adequacy To Average Assets
Common Equity Tier 1 Capital (to Risk Weighted Assets), For Capital Adequacy Purposes, Ratio
Tier One Common Equity Required For Capital Adequacy To Risk Weighted Assets
Total capital (to Risk Weighted Assets), To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount
Capital Required To Be Well Capitalized
Tier 1 capital (to Risk Weighted Assets), To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount
Tier One Risk Based Capital Required To Be Well Capitalized
Tier 1 capital (to Average Assets), To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount
Tier One Leverage Capital Required To Be Well Capitalized
Common Equity Tier 1 Capital (to Risk Weighted Assets), To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount
Common Equity Tier One Capital Required To Be Well Capitalized
Tier one common equity capital required to be well capitalized to risk weighted assets.
Total capital (to Risk Weighted Assets), To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio
Capital Required To Be Well Capitalized To Risk Weighted Assets
Tier 1 capital (to Risk Weighted Assets), To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio
Tier One Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets
Tier 1 capital (to Average Assets), To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio
Tier One Leverage Capital Required To Be Well Capitalized To Average Assets
Common Equity Tier 1 Capital (to Risk Weighted Assets), To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio
Tier One Common Equity Capital Required To Be Well Capitalized To Risk Weighted Assets
Loss Contingencies [Table]
Loss Contingencies [Table]
Credit Facility
Credit Facility [Axis]
Credit Facility
Credit Facility [Domain]
Letters of Credit [Member]
Letter Of Credit [Member]
Commitments to Extend Credit [Member]
Commitments To Extend Credit [Member]
Loss Contingency Nature
Loss Contingencies By Nature Of Contingency [Axis]
Loss Contingency, Nature
Loss Contingency Nature [Domain]
Standby Letters of Credit [Member]
Standby Letters Of Credit [Member]
Commercial letters of credit.
Commercial Letters Of Credit [Member]
Commercial Letters Of Credit [Member]
Loss Contingencies [Line Items]
Loss Contingencies [Line Items]
Financial Instrument with off-balance-sheet risk
Fair Value Disclosure Offbalance Sheet Risks Amount Liability
Letters of credit expiration date maximum.
Letters of credit expiration date maximum
Letters Of Credit Expiration Date Maximum
Guarantee maturity maximum.
Maximum undiscounted future payments
Bank Acceptances Executed
Guarantee maturity maximum
Guarantee Maturity Maximum
Reserve liabilities associated with guarantees
Guarantee Obligations Current Carrying Value
Valuation allowance
Deferred Tax Assets Valuation Allowance
Guam income tax statutory rate
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table]
Measurement Frequency
Fair Value By Measurement Frequency [Axis]
Measurement Frequency
Fair Value Measurement Frequency [Domain]
Fair Value on Recurring Basis [Member]
Fair Value Measurements Recurring [Member]
Fair Value Hierarchy and NAV
Fair Value By Fair Value Hierarchy Level [Axis]
Fair Value Hierarchy and NAV
Fair Value Measurements Fair Value Hierarchy [Domain]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Fair Value Inputs Level1 [Member]
Significant Other Observable Inputs (Level 2) [Member]
Fair Value Inputs Level2 [Member]
Significant Unobservable Inputs (Level 3) [Member]
Fair Value Inputs Level3 [Member]
U.S. Treasury Notes and Bonds [Member]
U S Treasury Securities [Member]
US government agencies and sponsored enterprises debt securities.
U.S. Government Agency and Sponsored Enterprise (GSE) Debt Securities [Member]
U S Government Agencies And Sponsored Enterprises Debt Securities [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Debt and equity securities
Trading Securities
Total fair value of trading securities
Trading Securities Fair Value
Total fair value
Assets Fair Value Disclosure
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Abstract]
Liabilities measured at fair value on a recurring basis
Liabilities Fair Value Disclosure
Fair value measurement with unobservable inputs reconciliation, recurring basis, asset gain (loss).
Beginning balance
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value
Realized and unrealized net losses:
Fair Value Measurement With Unobservable Input Reconciliation Recurring Basis Asset Gain Loss [Abstract]
Included in net income
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1
Ending balance
Assets Fair Value Disclosure [Abstract]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Table]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Table]
MSRs [Member]
Measurement Input Type
Measurement Input Type [Axis]
Measurement Input Type
Measurement Input Type [Domain]
Discount Rate [Member]
Measurement Input Discount Rate [Member]
Weighted Average Prepayment Rate [Member]
Measurement Input Constant Prepayment Rate [Member]
Weighted Average [Member]
Weighted Average [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Mortgage Servicing Rights, Estimated Fair Value
Mortgage Servicing Rights, Valuation Technique [Extensible List]
Servicing Asset Valuation Technique Extensible List
Mortgage Servicing Rights, Range of Inputs
Servicing Asset Measurement Input
Transfers in or out of the Bank's Level 3 financial instruments
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Net
Change in fair value non financial assets liabilities.
Nonfinancial assets or liabilities for which a nonrecurring change in fair value
Change In Fair Value Non Financial Assets Liabilities
Number of days to maturity federal funds purchased and FHLB advances to be treated as short term borrowings.
Number of days to maturity federal funds purchased and FHLB advances to be treated as short-term borrowings
Federal Funds Purchased And F H L B Advances To Be Treated As Short Term Borrowings Maturity Period
Short-term borrowings outstanding
Short Term Borrowings
Fair value of FHLB advances maturing after ninety days.
Fair value of FHLB advances maturing after ninety days
Fair Value Of F H L B Advances Maturity Period
Long-term borrowings outstanding
Long Term Debt
Fair Value on Nonrecurring Basis [Member]
Fair Value Measurements Nonrecurring [Member]
Measurement Basis
Fair Value By Measurement Basis [Axis]
Fair Value Disclosure Item Amounts [Default]
Portion At Fair Value Fair Value Disclosure [Member]
Fair Value Measurement
Fair Value Disclosure Item Amounts [Domain]
Carrying Amount [Member]
Carrying Reported Amount Fair Value Disclosure [Member]
Estimated Fair Value [Member]
Estimate Of Fair Value Fair Value Disclosure [Member]
Level 1 [Member]
Level 2 [Member]
Level 3 [Member]
Financial assets:
Financial Instruments Financial Assets Balance Sheet Groupings [Abstract]
Cash and cash equivalents
Cash And Cash Equivalents Fair Value Disclosure
Restricted cash
Restricted Cash And Cash Equivalents Fair Value Disclosure
Federal Home Loan Bank stock
Federal Home Loan Bank Stock Fair Value Disclosure
Investment securities held-to-maturity
Investment securities trading
Loans, net
Loans Receivable Fair Value Disclosure
Financial liabilities:
Financial Instruments Financial Liabilities Balance Sheet Groupings [Abstract]
Deposits
Deposits Fair Value Disclosure
Total
Other comprehensive income loss from held to maturity to available for sale securities net of tax.
Net unrealized (loss) gain on available-for-sale securities
Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax
Amounts reclassified from AOCI for (gain) on sale of investment securities available-for-sale included in net income
Tax effect
Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax
Unrealized holding (loss) gain on available-for-sale securities, net of tax
Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax
Gross unrealized holding loss on held-to-maturity securities
Other Comprehensive Income Reclassification Adjustment For Held To Maturity Transferred To Available For Sale Securities Before Tax
Amortization of unrealized holding loss on held-to-maturity during the period
Other Comprehensive Income Loss Transfers From Held To Maturity To Available For Sale Securities Net Of Tax
Unrealized holding loss on held-to-maturity securities
Other Comprehensive Income Loss From Held To Maturity To Available For Sale Securities Net Of Tax
Lease.
Lease.
Lease [Table]
Lease [Table]
Long-Lived Tangible Asset
Property Plant And Equipment By Type [Axis]
Long-Lived Tangible Asset
Property Plant And Equipment Type [Domain]
Bank facility lease.
Bank Facility Lease [Member]
Bank Facility Lease [Member]
Lease [Line Items]
Lease [Line Items]
Operating lease option to extend description
Lessee Operating Lease Option To Extend
Operating lease option to extend
Lessee Operating Lease Existence Of Option To Extend
Operating lease option to extend
Lessee Operating Lease Renewal Term
Operating lease payments
Operating Lease Payments
Original operating lease term
Lessor Operating Lease Term Of Contract
Operating lease renewal term
Lessor Operating Lease Renewal Term
Minimum future rents to be received under non-cancelable operating sublease agreements, 2021
Lessor Operating Lease Payments To Be Received Remainder Of Fiscal Year
Minimum future rents to be received under non-cancelable operating sublease agreements, 2022
Lessor Operating Lease Payments To Be Received Next Twelve Months
Minimum future rents to be received under non-cancelable operating sublease agreements, 2023
Lessor Operating Lease Payments To Be Received Two Years
Lease asset.
Operating lease right-of-use assets
Operating Lease Right Of Use Asset
Total lease assets
Lease Asset
Operating
Operating Lease Liability Current
Operating
Operating Lease Liability Noncurrent
Total lease liabilities
Lease Liability
Operating lease costs
Operating Lease Cost
Variable lease cost
Variable Lease Cost
Lease liability payments due.
Operating Leases
Operating Lease Liabilities Payments Due [Abstract]
Operating Leases, 2021
Lessee Operating Lease Liability Payments Remainder Of Fiscal Year
Operating Leases, 2022
Lessee Operating Lease Liability Payments Due Next Twelve Months
Operating Leases, 2023
Lessee Operating Lease Liability Payments Due Year Two
Operating Leases, 2024
Lessee Operating Lease Liability Payments Due Year Three
Operating Leases, 2025
Lessee Operating Lease Liability Payments Due Year Four
Operating Leases, After 2025
Lessee Operating Lease Liability Payments Due After Year Four
Operating Leases, Total lease payments
Lessee Operating Lease Liability Payments Due
Operating Leases, Less: Interest
Lessee Operating Lease Liability Undiscounted Excess Amount
Operating Leases, Present value of lease liabilities
Operating Lease Liability
Lease liabilities payments due.
Total
Lease Liabilities Payments Due [Abstract]
Lease liability, 2021
Lease Liability Payments Remainder Of Fiscal Year
Lease liability, 2022
Lease Liability Payments Due Next Twelve Months
Lease liability, 2023
Lease Liability Payments Due Year Two
Lease liability, 2024
Lease Liability Payments Due Year Three
Lease liability, 2025
Lease Liability Payments Due Year Four
Lease liability, After 2025
Lease Liability Payments Due After Year Four
Lease liability, Total lease payments
Lease Liability Payments Due
Lease liability, Less: Interest
Lease Liability Undiscounted Excess Amount
Lease liability, Present value of lease liabilities
Operating lease payments related to options to extend lease.
Operating lease payments related to option to extend lease
Operating Lease Payments Related To Options To Extend Lease
Current portion of operating lease liability
Operating leases, weighted-average remmaining lease term (years)
Operating Lease Weighted Average Remaining Lease Term1
Operating leases, weighted-average discount rate
Operating Lease Weighted Average Discount Rate Percent
Debt Instrument [Table]
Debt Instrument [Table]
Debt Instrument
Debt Instrument [Axis]
Debt Instrument, Name
Debt Instrument Name [Domain]
Notes due june thirty two thousand twenty nine.
2029 Notes [Member]
Notes Due June Thirty Two Thousand Twenty Nine [Member]
Notes due july one two thousand thirty one.
2031 Notes [Member]
Notes Due July One Two Thousand Thirty One [Member]
Three month SOFR.
Three-month SOFR [Member]
Three Month S O F R [Member]
Three-month LIBOR.
Three-month LIBOR [Member]
Three Month L I B O R [Member]
Debt Instrument [Line Items]
Debt Instrument [Line Items]
Notes, interest rate
Notes, maturity date
Debt Instrument Maturity Date
Notes, term
Notes, basis points payable
Notes, interest payment terms
Debt Instrument Payment Terms
Schedule Of Business Acquisitions By Acquisition [Table]
Schedule Of Business Acquisitions By Acquisition [Table]
Income Statement Location
Income Statement Location [Axis]
Income Statement Location
Income Statement Location [Domain]
Other Income [Member]
Other Income [Member]
Finite-Lived Intangible Assets by Major Class
Finite Lived Intangible Assets By Major Class [Axis]
Finite-Lived Intangible Assets, Major Class Name
Finite Lived Intangible Assets Major Class Name [Domain]
Trade Names [Member]
Trade Names [Member]
Customer Relationships [Member]
Customer Relationships [Member]
Business Acquisition [Line Items]
Business Acquisition [Line Items]
Percentage of Voting common stock acquire
Payments to acquire additional stock
Payments To Acquire Businesses Gross
Ownership interest through step acquisition
Business Combination Step Acquisition Equity Interest In Acquiree Including Subsequent Acquisition Percentage
Aggregate purchase price
Business Combination Consideration Transferred1
Gain on equity method investment
Equity Method Investment Realized Gain Loss On Disposal
Equity method investment, carrying value
Equity Method Investments
Equity method investment, fair value
Equity Method Investments Fair Value Disclosure
Noncontrolling interest, fair value
Business Combination Acquisition Of Less Than100 Percent Noncontrolling Interest Fair Value
Cash
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Cash And Equivalents
Other current assets
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Other
Property and equipment, net
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment
Intangible assets
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangibles
Total identifiable assets
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets
Current liabilities
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities
Interest bearing debt
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities Long Term Debt
Total liabilities assumed
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities
Net identifiable assets acquired
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Net
Net assets acquired
Business Combination Recognized Identifiable Assets Acquired Goodwill And Liabilities Assumed Net
Variance.
Variance [Member]
Variance [Member]
Additions
Goodwill Acquired During Period