XML 111 R91.htm IDEA: XBRL DOCUMENT v3.3.1.900

LOANS AND LEASES AND ALLOWANCE FOR LOAN AND LEASE LOSSES - Schedule of Loans and Leases Receivable (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	$ 5,184,394	$ 3,949,122
Allowance for loan and lease losses	(35,533)	(29,480)	$ (18,805)	$ (14,448)
Loans and leases receivable, net	$ 5,148,861	$ 3,919,642
Loan Portfolio | Loan Portfolio Concentration Risk
Accounts, Notes, Loans and Financing Receivable [Line Items]
Concentration risk percentage	100.00%	100.00%
Purchased Credit Impaired
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	$ 712,731	$ 246,897
Allowance for loan and lease losses	$ (206)	$ (23)
Purchased Credit Impaired | Loan Portfolio | Loan Portfolio Concentration Risk
Accounts, Notes, Loans and Financing Receivable [Line Items]
Concentration risk percentage	13.70%	6.30%
Non-Traditional Mortgages
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	$ 785,908	$ 350,575
Non-Traditional Mortgages | Loan Portfolio | Loan Portfolio Concentration Risk
Accounts, Notes, Loans and Financing Receivable [Line Items]
Concentration risk percentage	15.20%	8.90%
Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	$ 3,685,755	$ 3,351,650
Traditional Loans | Loan Portfolio | Loan Portfolio Concentration Risk
Accounts, Notes, Loans and Financing Receivable [Line Items]
Concentration risk percentage	71.10%	84.80%
Total NTM and Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	$ 4,471,663	$ 3,702,225
Total NTM and Traditional Loans | Loan Portfolio | Loan Portfolio Concentration Risk
Accounts, Notes, Loans and Financing Receivable [Line Items]
Concentration risk percentage	86.30%	93.70%
Construction | Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	$ 55,289	$ 42,198
Commercial | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	876,999	490,900
Allowance for loan and lease losses	(5,850)	(6,910)	(1,822)
Commercial | Commercial and industrial | Purchased Credit Impaired
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	853	1,134
Allowance for loan and lease losses	(58)	0
Commercial | Commercial and industrial | Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	876,146	489,766
Commercial | Commercial and industrial | Total NTM and Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	876,146	489,766
Commercial | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	727,707	999,857
Allowance for loan and lease losses	(4,252)	(3,840)	(5,484)
Commercial | Commercial real estate | Purchased Credit Impaired
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	9,599	11,527
Allowance for loan and lease losses	(112)	(6)
Commercial | Commercial real estate | Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	718,108	988,330
Commercial | Commercial real estate | Total NTM and Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	718,108	988,330
Commercial | Multi-family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	904,300	955,683
Allowance for loan and lease losses	(6,012)	(7,179)	(2,566)
Commercial | Multi-family | Purchased Credit Impaired
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	0	0
Allowance for loan and lease losses	0	0
Commercial | Multi-family | Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	904,300	955,683
Commercial | Multi-family | Total NTM and Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	904,300	955,683
Commercial | SBA
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	57,706	36,155
Allowance for loan and lease losses	(683)	(335)	(235)
Commercial | SBA | Purchased Credit Impaired
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	3,049	3,157
Allowance for loan and lease losses	(19)	0
Commercial | SBA | Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	54,657	32,998
Commercial | SBA | Total NTM and Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	54,657	32,998
Commercial | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	55,289	42,198
Allowance for loan and lease losses	(1,530)	(846)	(244)
Commercial | Construction | Purchased Credit Impaired
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	0	0
Allowance for loan and lease losses	0	0
Commercial | Construction | Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	55,289	42,198
Commercial | Construction | Total NTM and Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	55,289	42,198
Commercial | Lease financing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	192,424	85,749
Allowance for loan and lease losses	(2,195)	(873)	$ (428)
Commercial | Lease financing | Purchased Credit Impaired
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	0	0
Allowance for loan and lease losses	0	0
Commercial | Lease financing | Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	192,424	85,749
Commercial | Lease financing | Total NTM and Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	192,424	85,749
Consumer | Non-Traditional Mortgages
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	$ 785,908	$ 350,575
Consumer | Non-Traditional Mortgages | Loan Portfolio | Loan Portfolio Concentration Risk
Accounts, Notes, Loans and Financing Receivable [Line Items]
Concentration risk percentage	15.20%	8.90%
Consumer | Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans		$ 3,351,650
Consumer | Green Loans (HELOC) - first liens | Non-Traditional Mortgages
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	$ 781,091	345,483
Consumer | Green Loans (HELOC) - second liens | Non-Traditional Mortgages
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	4,817	5,092
Consumer | Single family residential mortgage
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	2,150,453	1,048,485
Consumer | Single family residential mortgage | Purchased Credit Impaired
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	699,230	231,079
Consumer | Single family residential mortgage | Non-Traditional Mortgages
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	675,960	222,306
Consumer | Single family residential mortgage | Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	775,263	595,100
Consumer | Single family residential mortgage | Total NTM and Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	1,451,223	817,406
Consumer | Home equity loans | Green Loans (HELOC) - first liens
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	105,131	123,177
Consumer | Home equity loans | Green Loans (HELOC) - first liens | Purchased Credit Impaired
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	0	0
Consumer | Home equity loans | Green Loans (HELOC) - first liens | Non-Traditional Mortgages
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	105,131	123,177
Consumer | Home equity loans | Green Loans (HELOC) - first liens | Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	0	0
Consumer | Home equity loans | Green Loans (HELOC) - first liens | Total NTM and Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	105,131	123,177
Consumer | Home equity loans | Green Loans (HELOC) - second liens
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	4,704	4,979
Consumer | Home equity loans | Green Loans (HELOC) - second liens | Purchased Credit Impaired
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	0	0
Consumer | Home equity loans | Green Loans (HELOC) - second liens | Non-Traditional Mortgages
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	4,704	4,979
Consumer | Home equity loans | Green Loans (HELOC) - second liens | Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	0	0
Consumer | Home equity loans | Green Loans (HELOC) - second liens | Total NTM and Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	4,704	4,979
Consumer | Other consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	109,681	161,939
Consumer | Other consumer | Purchased Credit Impaired
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	0	0
Consumer | Other consumer | Non-Traditional Mortgages
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	113	113
Consumer | Other consumer | Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	109,568	161,826
Consumer | Other consumer | Total NTM and Traditional Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	$ 109,681	$ 161,939

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

X

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6351-108592

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13531-108611

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6404-108592

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13537-108611

+ Details

Name:	us-gaap_ConcentrationRiskPercentage1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953423-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953423-111524

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.7(d))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (b)(1)(ii)
-URI http://asc.fasb.org/extlink&oid=6379141&loc=d3e15032-111544

Reference 5: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Staff Accounting Bulletin (SAB)
-Number Topic 6
-Section L
-Subsection 1

+ Details

Name:	us-gaap_LoansAndLeasesReceivableAllowance
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522

+ Details

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

X

- Definition

Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.7)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

+ Details

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

X

- Details

Name:	us-gaap_ConcentrationRiskByBenchmarkAxis=banc_LoanPortfolioMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ConcentrationRiskByTypeAxis=banc_LoanPortfolioConcentrationRiskMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityAxis=us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

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_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=banc_LoansandFinanceReceivableNonTraditionalMortgagesAndTraditionalLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=banc_CommercialMultiFamilyReceivableMember
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_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=banc_CommercialLeaseFinancingReceivableMember
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_MortgageLoansOnRealEstateDescriptionLoanCategoryAxis=us-gaap_FirstMortgageMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MortgageLoansOnRealEstateDescriptionLoanCategoryAxis=us-gaap_SecondMortgageMember
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=us-gaap_HomeEquityLoanMember
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: