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LOAN PORTFOLIO - Loan Portfolio Held for Investment (Parenthetical) (Detail) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Dec. 31, 2016 | Jun. 30, 2015 | Dec. 31, 2017
Financial Information [Line Items] |  |  |
Classified And Non Performing Loans Sold | $ 16.3 | $ 147.5 |
Commercial Loans Collaterized By Real Estate | $ 853.9 |  | $ 833.5

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- Definition Classified and non-performing loans sold during the period. + References No definition available. + Details
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- Definition Commercial loans secured by real estate (owner-occupied commercial loans secured by real estate) but are not dependent upon real estate for repayment. + References No definition available. + Details
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Namespace Prefix: | fbp_
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Balance Type: | debit
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- Definition Financial Information [Line Items] + References No definition available. + Details
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Namespace Prefix: | fbp_
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