XML 133 R116.htm IDEA: XBRL DOCUMENT
v3.6.0.2

Regulatory Restrictions (Narrative) (Details) | Dec. 31, 2016 USD ($)
--- | ---
Regulatory Restrictions [Abstract] |
Undivided profits | $ 173,823,000
Restricted investment in bank | 241,600,000
Average reserve balance | $ 1,746,000

X
- Definition The average reserve balance maintained by the bank under requirements of the Federal Reserve Board. + References No definition available. + Details
Name: | fbp_AverageReserveBalance
Namespace Prefix: | fbp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

X
- Definition The amount of restricted investment in bank as to transfer to the company without obtaining prior regulatory approval. + References No definition available. + Details
Name: | fbp_RestrictedInvestmentInBank
Namespace Prefix: | fbp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of undivided profits available for the payment of dividends subject to remaining in compliance with regulatory capital requirements. + References No definition available. + Details
Name: | fbp_UndividedProfits
Namespace Prefix: | fbp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant