XML 211 R197.htm IDEA: XBRL DOCUMENT
v3.10.0.1

RELATED-PARTY TRANSACTIONS - Transactions with Patriot Affiliates (Details) $ / shares in Units, $ in Thousands | Nov. 07, 2014 USD ($) shares | Oct. 30, 2014 USD ($) $ / shares shares | Dec. 06, 2018 shares | Nov. 08, 2014 Branch
--- | --- | --- | --- | ---
Banco Popular North America (BPNA) |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Number of branches | Branch |  |  |  | 20
Greater Than 5% Shareholder, Patriot |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Aggregate purchase price | $ |  | $ 20,000 |  |
Greater Than 5% Shareholder, Patriot | Equity Support Payment |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Expenses from transactions with related parties | $ | $ 538 |  |  |
Greater Than 5% Shareholder, Patriot | Reimbursement of Out-of-Pocket Expenses |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Expenses from transactions with related parties | $ | $ 100 |  |  |
Greater Than 5% Shareholder, Patriot | Voting Common Stock |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Common stock, shares outstanding (in shares) | shares | 3,100,564 |  | 1,461,945 |
Ownership percentage | 9.30% |  |  |
Greater Than 5% Shareholder, Patriot | Voting Common Stock | Voting Common Stock Option One |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Common stock issuable (in shares) | shares |  | 1,076,000 |  |
Price per share issuable (in dollars per share) | $ / shares |  | $ 9.78 |  |
Greater Than 5% Shareholder, Patriot | Voting Common Stock | Voting Common Stock Option Two |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Common stock issuable (in shares) | shares |  | 824,000 |  |
Price per share issuable (in dollars per share) | $ / shares |  | $ 11.55 |  |

X
- Definition Business Combination, Number of Branches + References No definition available. + Details
Name: | banc_BusinessCombinationNumberofBranches
Namespace Prefix: | banc_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Related Party Transaction, Company Ownership Percentage + References No definition available. + Details
Name: | banc_RelatedPartyTransactionCompanyOwnershipPercentage
Namespace Prefix: | banc_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Related Party Transaction, Securities Purchase Agreement, Aggregate Purchase Price + References No definition available. + Details
Name: | banc_RelatedPartyTransactionSecuritiesPurchaseAgreementAggregatePurchasePrice
Namespace Prefix: | banc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Related Party Transaction, Securities Purchase Agreement, Common Stock Issuable + References No definition available. + Details
Name: | banc_RelatedPartyTransactionSecuritiesPurchaseAgreementCommonStockIssuable
Namespace Prefix: | banc_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Related Party Transaction, Securities Purchase Agreement, Price Per Share Issuable + References No definition available. + Details
Name: | banc_RelatedPartyTransactionSecuritiesPurchaseAgreementPricePerShareIssuable
Namespace Prefix: | banc_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_CommonStockSharesOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

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://fasb.org/us-gaap/role/ref/legacyRef -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_BusinessAcquisitionAxis=banc_BancoPopularNorthAmericaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=banc_GreaterThan5ShareholderPatriotMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=banc_VotingCommonStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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