XML 74 R64.htm IDEA: XBRL DOCUMENT v3.21.1

LOANS AND ALLOWANCE FOR CREDIT LOSSES - Components of Troubled Debt Restructured Loans and Leases (Detail) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled debt restructured loans and leases	$ 10,477	$ 8,997
NTM Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled debt restructured loans and leases	4,409	2,631
Traditional Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled debt restructured loans and leases	6,068	6,366
Commercial | Commercial and industrial
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled debt restructured loans and leases	3,565	3,884
Commercial | SBA
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled debt restructured loans and leases	265	265
Commercial | NTM Loans | Commercial and industrial
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled debt restructured loans and leases	0	0
Commercial | NTM Loans | SBA
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled debt restructured loans and leases	0	0
Commercial | Traditional Loans | Commercial and industrial
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled debt restructured loans and leases	3,565	3,884
Commercial | Traditional Loans | SBA
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled debt restructured loans and leases	265	265
Consumer | Single family residential mortgage
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled debt restructured loans and leases	6,647	4,848
Consumer | Other consumer
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled debt restructured loans and leases	0	0
Consumer | NTM Loans | Single family residential mortgage
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled debt restructured loans and leases	4,409	2,631
Consumer | NTM Loans | Other consumer
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled debt restructured loans and leases	0	0
Consumer | Traditional Loans | Single family residential mortgage
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled debt restructured loans and leases	2,238	2,217
Consumer | Traditional Loans | Other consumer
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled debt restructured loans and leases	$ 0	$ 0

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

No definition available.

+ Details

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

X

- Definition

Amount of financing receivable modified as troubled debt restructuring.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=121585226&loc=d3e18845-111554

+ Details

Name:	us-gaap_FinancingReceivableModificationsRecordedInvestment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=banc_LoansAndFinanceReceivablesNonTraditionalMortgagesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=banc_LoansAndFinanceReceivablesTraditionalLoansMember
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_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=banc_CommercialandIndustrialReceivableMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=banc_CommercialSmallBusinessAdministrationReceivableMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=banc_ConsumerSingleFamilyResidentialMortgageReceivableMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=banc_OtherConsumerLoansReceivableMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: