XML 194 R174.htm IDEA: XBRL DOCUMENT
v3.3.1.900

RELATED-PARTY TRANSACTIONS - Transaction Involving Former Chairman Timothy R. Chrisman (Details) - USD ($) |  |  | 12 Months Ended
--- | --- | --- | ---
Apr. 06, 2015 | May. 14, 2014 | Dec. 31, 2015 | Dec. 31, 2014
Related Party Transaction [Line Items] |  |  |  |
Expenses from transactions with related parties | $ 263,000 |  |  |
Former Chairman | Former Management Member |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Strategic advisor agreement period |  | 1 year |  |
Expenses from transactions with related parties |  |  | $ 0 | $ 200,000

X
- Definition Related Party Transaction, Strategic Advisor Agreement, Period + References No definition available. + Details
Name: | banc_RelatedPartyTransactionStrategicAdvisorAgreementPeriod
Namespace Prefix: | banc_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 + Details
Name: | us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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 No definition available. + Details
Name: | us-gaap_RelatedPartyTransactionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=banc_FormerChairmanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionAxis=banc_FormerManagementMemberMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |