XML 141 R123.htm IDEA: XBRL DOCUMENT
v3.8.0.1

SERVICING RIGHTS - Composition of Total Income (Loss) From Servicing Assets (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Transfers and Servicing [Abstract] |  |  |
Servicing fees for sold loans with servicing retained | $ 19,642 | $ 23,117 | $ 11,739
Losses on the fair value and runoff of servicing rights | (17,066) | (17,732) | (8,765)
Total income from servicing rights | $ 2,576 | $ 5,385 | $ 2,974

X
- Definition Bank Servicing Fees, Gross, and Disposal Group, Including Discontinued Operation, Bank Servicing Fees, Gross + References No definition available. + Details
Name: | banc_BankServicingFeesGrossandDisposalGroupIncludingDiscontinuedOperationBankServicingFeesGross
Namespace Prefix: | banc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Bank Servicing Fees, and Disposal Group, Including Discontinued Operation, Bank Servicing Fees + References No definition available. + Details
Name: | banc_BankServicingFeesandDisposalGroupIncludingDiscontinuedOperationBankServicingFees
Namespace Prefix: | banc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Mortgage Servicing Rights (MSR) Impairment (Recovery) and Disposal Group, Including Discontinued Operation, Mortgage Servicing Rights (MSR) Impairment (Recovery) + References No definition available. + Details
Name: | banc_MortgageServicingRightsMSRImpairmentRecoveryandDisposalGroupIncludingDiscontinuedOperationMortgageServicingRightsMSRImpairmentRecovery
Namespace Prefix: | banc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TransfersAndServicingAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration