XML 93 R82.htm IDEA: XBRL DOCUMENT
v3.21.2

INVESTMENT SECURITIES - ACL on Debt Securities Available-for-Sale (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning Balance |  |  | $ 1,310 |
Net charge-offs | $ 0 |  |  |
Ending Balance | 1,157 |  | 1,157 |
MBS [Member] |  |  |  |
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning Balance |  |  | 1,002 |
Ending Balance | 849 |  | 849 |
MBS [Member] | Private label [Member] |  |  |  |
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning Balance |  |  | 1,000 |
Net charge-offs | 0 |  |  |
Ending Balance | 800 |  | 800 |
Puerto Rico Government obligations [Member] |  |  |  |
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items] |  |  |  |
Net charge-offs | 0 |  |  |
Available-for-sale Securities [Member] |  |  |  |
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning Balance | 1,166 | $ 1,631 | 1,310 | $ 0
Addtions for securities for which previous expected credit losses were recognized (provision for credit losses) | (9) | 0 | 136 | 1,631
Net charge-offs |  | (245) | (17) | (245)
Ending Balance | 1,157 | 1,386 | 1,157 | 1,386
Available-for-sale Securities [Member] | MBS [Member] |  |  |  |
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items] |  |  |  |
Addtions for securities for which previous expected credit losses were recognized (provision for credit losses) | (9) |  |  |
Net charge-offs |  | (245) |  | (245)
Available-for-sale Securities [Member] | MBS [Member] | Private label [Member] |  |  |  |
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning Balance | 858 | 1,323 | 1,002 | 0
Addtions for securities for which previous expected credit losses were recognized (provision for credit losses) |  | 0 | 136 | 1,323
Net charge-offs |  |  | (17) |
Ending Balance | 849 | 1,078 | 849 | 1,078
Available-for-sale Securities [Member] | Puerto Rico Government obligations [Member] |  |  |  |
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning Balance | 308 | 308 | 308 | 0
Addtions for securities for which previous expected credit losses were recognized (provision for credit losses) | 0 | 0 | 0 | 308
Net charge-offs |  | 0 | 0 | 0
Ending Balance | $ 308 | $ 308 | $ 308 | $ 308

X
- Definition Amount of expense related to credit loss from transactions other than loan and lease transactions, which previous expected credit losses were recognized. + References No definition available. + Details
Name: | fbp_ProvisionForOtherCreditLossesPreviousExpectedCreditLosses
Namespace Prefix: | fbp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of allowance for credit loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121582814&loc=SL82922900-210455 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 50 -Paragraph 9 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=121582814&loc=SL82922900-210455 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (aaa) -URI http://asc.fasb.org/extlink&oid=121645371&loc=d3e27161-111563 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121558606&loc=SL82898722-210454 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of writeoff of allowance for credit loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 50 -Paragraph 9 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=121582814&loc=SL82922900-210455 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossWriteoff
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_DebtSecuritiesAvailableforsaleAllowanceForCreditLossLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_MortgageBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_USStatesAndPoliticalSubdivisionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InformationByCategoryOfDebtSecurityAxis=us-gaap_AvailableforsaleSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |