XML 76 R67.htm IDEA: XBRL DOCUMENT v3.23.3

LOANS AND ALLOWANCE FOR CREDIT LOSSES - Loan Modifications to Borrowers Experiencing Financial Difficulty (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2023 USD ($)
Financing Receivable, Past Due [Line Items]
Loans receivable	$ 7,651
% of total class of loans	0.10%
Interest rate reduction:
Financing Receivable, Past Due [Line Items]
Loans receivable	$ 2,492
% of total class of loans	0.00%
Term extension:
Financing Receivable, Past Due [Line Items]
Loans receivable	$ 595
% of total class of loans	0.00%
Combination - principal reduction and payment delays:
Financing Receivable, Past Due [Line Items]
Loans receivable	$ 3,910
% of total class of loans	0.10%
Combination - term extension and interest rate reduction
Financing Receivable, Past Due [Line Items]
Loans receivable	$ 654
% of total class of loans	0.00%
Commercial and industrial
Financing Receivable, Past Due [Line Items]
Loans receivable	$ 4,564
% of total class of loans	0.20%
Commercial and industrial | Interest rate reduction:
Financing Receivable, Past Due [Line Items]
Loans receivable	$ 0
% of total class of loans	0.00%
Commercial and industrial | Term extension:
Financing Receivable, Past Due [Line Items]
Loans receivable	$ 0
% of total class of loans	0.00%
Commercial and industrial | Combination - principal reduction and payment delays:
Financing Receivable, Past Due [Line Items]
Loans receivable	$ 3,910
% of total class of loans	0.20%
Commercial and industrial | Combination - term extension and interest rate reduction
Financing Receivable, Past Due [Line Items]
Loans receivable	$ 654
% of total class of loans	0.00%
Single family residential mortgage
Financing Receivable, Past Due [Line Items]
Loans receivable	$ 3,087
% of total class of loans	0.20%
Single family residential mortgage | Interest rate reduction:
Financing Receivable, Past Due [Line Items]
Loans receivable	$ 2,492
% of total class of loans	0.10%
Single family residential mortgage | Term extension:
Financing Receivable, Past Due [Line Items]
Loans receivable	$ 595
% of total class of loans	0.00%
Single family residential mortgage | Combination - principal reduction and payment delays:
Financing Receivable, Past Due [Line Items]
Loans receivable	$ 0
% of total class of loans	0.00%
Single family residential mortgage | Combination - term extension and interest rate reduction
Financing Receivable, Past Due [Line Items]
Loans receivable	$ 0
% of total class of loans	0.00%

X

- Definition

Amortized cost excluding accrued interest, of financing receivable modified during period for debtor experiencing financial difficulty.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-42

+ Details

Name:	us-gaap_FinancingReceivableExcludingAccruedInterestModifiedPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Percentage, excluding accrued interest, of financing receivable modified during period for debtor experiencing financial difficulty to total financing receivables.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-42

+ Details

Name:	us-gaap_FinancingReceivableModificationToTotalFinancingReceivablesExcludingAccruedInterestPercent
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 14
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-14

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 80
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-80

+ Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=us-gaap_InterestRateBelowMarketReductionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=us-gaap_ExtendedMaturityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=us-gaap_PaymentDeferralMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=banc_CombinationTermExtensionAndInterestRateReductionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=banc_SingleFamilyResidentialMortgagePortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: