XML 90 R75.htm IDEA: XBRL DOCUMENT
v3.24.0.1

OTHER BORROWINGS (Schedule of Other Borrowings) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Amount: |  |
Total year-end outstanding | $ 182,877 | $ 232,799
Repurchase Agreements [Member] | Retail repurchase agreements [Member] |  |
Amount: |  |
Maturing in one year or less | 182,877 | 232,799
Total year-end outstanding | $ 182,877 | $ 232,799
Weighted Average Rate: |  |
Maturing in one year or less, weighted average interest rate | 2.48% | 0.35%
Total year-end outstanding, weighted average interest rate | 2.48% | 0.35%
Other Borrowings, Activity for Year [Abstract] |  |
Average outstanding | $ 199,290 | $ 249,681
Average outstanding, weighted average interest rate | 1.69% | 0.15%
Maximum outstanding at any month end | $ 229,727 | $ 266,776

X
- Definition Other Borrowings, Activity for Year, Average Interest Rate for Year + References No definition available. + Details
Name: | banr_OtherBorrowingsActivityForYearAverageInterestRateForYear
Namespace Prefix: | banr_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Other Borrowings, Activity for Year [Abstract] + References No definition available. + Details
Name: | banr_OtherBorrowingsActivityforYearAbstract
Namespace Prefix: | banr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Other Borrowings, Fiscal Year Maturity [Abstract] + References No definition available. + Details
Name: | banr_OtherBorrowingsFiscalYearMaturityAbstract
Namespace Prefix: | banr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Other Borrowings, Maturities Summary, Average Interest Rate of Amounts Due within One Year of Balance Sheet Date + References No definition available. + Details
Name: | banr_OtherBorrowingsMaturitiesSummaryAverageInterestRateOfAmountsDueWithinOneYearOfBalanceSheetDate
Namespace Prefix: | banr_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Other Borrowings, Maturities Summary, Average Interest Rate of Amounts Due [Abstract] + References No definition available. + Details
Name: | banr_OtherBorrowingsMaturitiesSummaryAverageInterestRateofAmountsDueAbstract
Namespace Prefix: | banr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Other Borrowings, Maturities Summary, Due in Next Twelve Months + References No definition available. + Details
Name: | banr_OtherBorrowingsMaturitiesSummaryDueInNextTwelveMonths
Namespace Prefix: | banr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The carrying amount as of the balance sheet date for the aggregate of other miscellaneous borrowings owed by the reporting entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13,16) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
Name: | us-gaap_OtherBorrowings
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Weighted average interest rate of short-term debt outstanding calculated at point in time. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_ShortTermDebtWeightedAverageInterestRate
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, average borrowings during the period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-07(3)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483575/946-220-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1402 -Paragraph (a) -Publisher SEC Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1402 -Paragraph (b) -Subparagraph (1) -Publisher SEC + Details
Name: | us-gaap_ShorttermDebtAverageOutstandingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, maximum month-end borrowings during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_ShorttermDebtMaximumMonthendOutstandingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_ShortTermDebtTypeAxis=us-gaap_RepurchaseAgreementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=banr_RepurchaseAgreementRetailMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |