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LOAN PORTFOLIO - Additional Information (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 9 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Sep. 30, 2017 | Mar. 31, 2017 | Sep. 30, 2018 | Sep. 30, 2018 | Sep. 30, 2017 | Dec. 31, 2017 | Jun. 30, 2017 | Dec. 31, 2016 | Jun. 30, 2016
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest Income on Impaired Loans Accrual Basis | $ 8,082 |  |  |  | $ 6,642 |  |  |  | $ 19,612 |  | $ 18,625 |  |  |  |  |
ImpairedFinancingReceivableInterestIncomeCashBasisMethod | 1,126 |  |  |  | 710 |  |  |  | 3,271 |  | 2,183 |  |  |  |  |
Contractually outstanding principal and interest at acquisition | 184,200 |  |  |  |  |  | $ 184,200 |  | 184,200 |  |  | $ 196,600 |  |  |  |
Financing Receivable Significant Purchases |  |  |  |  |  |  |  |  | 39,300 |  |  |  |  |  |  |
Securitization of mortgage loans into mortgage backed securities |  |  |  |  |  |  |  |  | 181,200 |  |  |  |  |  |  |
Loans And Leases Receivable Gross Carrying Amount | 8,716,953 |  |  |  | 8,877,214 |  | 8,716,953 |  | 8,716,953 |  | 8,877,214 | 8,850,476 |  |  |  |
Total TDR loans | 625,720 |  | $ 557,196 |  | 585,795 |  | 625,720 |  | 625,720 |  | 585,795 | 587,219 |  | $ 568,543 | $ 647,048 |
Outstanding unfunded commitments on TDR loans | 400 |  |  |  |  |  | 400 |  | 400 |  |  |  |  |  |  |
Provsion of PCI Loans | 0 |  |  |  | 789 |  |  |  | 103 |  | 3,378 |  |  |  |  |
Loans held for sale | 65,739 |  |  |  |  |  | 65,739 |  | 65,739 |  |  | 32,980 |  |  |  |
Government Guaranteed Residential Mortgage Loans Indirect Exposure | 113,300 |  |  |  |  |  | 113,300 |  | 113,300 |  |  |  |  |  |  |
Puerto Rico Housing Finance Authority Restricted Net Position |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 77,400
Puerto Rico Housing Finance Authority Covered Loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 576,000
Threshold Mortgage Loans Principal Amount Puerto Rico Housing Financing Authority | 75,000 |  |  |  |  |  | 75,000 |  | 75,000 |  |  |  |  |  |  |
Financing Receivable Allowance For Credit Losses Write Offs Impaired Loans | 18,035 |  |  |  | 6,472 |  |  |  | 48,455 | [1] | 66,959 |  |  |  |  |
Impaired Financing Receivable Related Allowance | 53,313 |  | 49,514 |  | 48,155 |  | 53,313 |  | 53,313 |  | 48,155 | 51,410 |  | $ 40,794 | $ 64,421 |
Mortgage Loans In Process Of Foreclosure Amount | 154,900 |  |  |  |  |  | 154,900 |  | 154,900 |  |  |  |  |  |  |
Allowance For Loan And Lease Losses Write Offs | 36,312 |  |  |  | 19,369 |  |  |  | 93,368 |  | 107,751 |  |  |  |  |
Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest Income on Impaired Loans Accrual Basis | 557 |  |  |  | 454 |  |  |  | 1,438 |  | 952 |  |  |  |  |
ImpairedFinancingReceivableInterestIncomeCashBasisMethod | 2 |  |  |  | 174 |  |  |  | 6 |  | 211 |  |  |  |  |
Loans And Leases Receivable Gross Carrying Amount | 2,068,256 |  |  |  | 2,144,236 |  | 2,068,256 |  | 2,068,256 |  | 2,144,236 | 2,083,253 |  |  |  |
Loans held for sale | 1,790 |  |  |  |  |  | 1,790 |  | 1,790 |  |  | 0 |  |  |  |
Impaired Financing Receivable Related Allowance | 10,798 |  |  |  | 11,240 |  | 10,798 |  | 10,798 |  | 11,240 | 12,359 |  |  |  |
Allowance For Loan And Lease Losses Write Offs | 2,242 |  |  |  | 738 |  |  |  | 9,282 |  | 19,168 |  |  |  |  |
TDR [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance For Loan And Lease Losses Write Offs Net Loans Sold |  |  |  |  |  |  |  |  |  |  | 10,700 |  |  |  |  |
Performing Financing Receivable [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans And Leases Receivable Gross Carrying Amount | 7,779,821 |  |  |  | 7,940,161 |  | 7,779,821 |  | 7,779,821 |  | 7,940,161 | 7,901,994 |  |  |  |
Residential mortgage loans sold |  |  | $ 9,800 |  |  |  |  |  |  |  |  |  |  |  |  |
Performing Financing Receivable [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans And Leases Receivable Gross Carrying Amount | 1,971,102 |  |  |  | 2,033,297 |  | 1,971,102 |  | 1,971,102 |  | 2,033,297 | 1,964,953 |  |  |  |
Puerto Rico Electric PowerAuthority [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Classified and non-performing loans sold |  |  |  |  |  | $ 64,000 |  |  |  |  |  |  |  |  |  |
Reserves allocated to bulk sale |  |  |  |  |  | 10,200 |  |  |  |  |  |  |  |  |  |
Incremental losses |  |  |  |  |  | 600 |  |  |  |  |  |  |  |  |  |
Proceeds From Sale Of NonPerforming Assets Sold |  |  |  |  |  | 53,200 |  |  |  |  |  |  |  |  |  |
Classified an non performing loan sold |  |  |  |  |  | $ 75,000 |  |  |  |  |  |  |  |  |  |
GNMA |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans repurchased |  |  |  |  |  |  |  |  | 11,000 |  | 24,700 |  |  |  |  |
GNMA | Financing Receivables Over 29 Days Past Due [Member] | Repurchase Option Program [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans And Leases Receivable Gross Carrying Amount | 75,900 |  |  |  |  |  | 75,900 |  | 75,900 |  |  | 62,100 |  |  |  |
FNMA and FHLMC |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans repurchased |  |  |  |  |  |  |  |  | 100 |  | 27 |  |  |  |  |
Government Guaranteed Loans [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable Significant Sales |  |  |  |  |  |  |  |  | 78,900 |  |  |  |  |  |  |
Total TDR loans | 60,700 |  |  |  |  |  | 60,700 |  | 60,700 |  |  | 62,100 |  |  |  |
Mortgage Loans In Process Of Foreclosure Amount | 23,500 |  |  |  |  |  | 23,500 |  | 23,500 |  |  |  |  |  |  |
Non Accrual [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total TDR loans | 114,874 | [2] |  |  |  |  | 114,874 | [2] | 114,874 | [2] |  | 212,524 | [3] |  |  |
Loans Split [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total TDR loans | 65,706 |  |  |  | 35,603 |  | 65,706 |  | 65,706 |  | 35,603 |  |  |  |  |
Financing receivable loans restructured recorded investment accruals |  |  |  |  |  |  |  |  | 63,100 |  |  |  |  |  |  |
Allowance For Loan And Lease Losses Write Offs |  |  |  |  |  |  |  |  | 1,137 |  | 0 |  |  |  |  |
Non Fha Va Residential Mortgage Loans [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total TDR loans | 340,269 |  |  |  |  |  | 340,269 |  | 340,269 |  |  | 363,930 |  |  |  |
Commercial And Industrial Loan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total TDR loans | 79,711 |  |  |  |  |  | 79,711 |  | 79,711 |  |  | 94,112 |  |  |  |
Commercial And Industrial Loan [Member] | TDR [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans held for sale | 900 |  |  |  |  |  | 900 |  | 900 |  |  |  |  |  |  |
Commercial Mortgage Loans [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total TDR loans | 169,205 |  |  |  |  |  | 169,205 |  | 169,205 |  |  | 50,812 |  |  |  |
Commercial Mortgage Loans [Member] | TDR [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans held for sale | 3,600 |  |  |  |  |  | 3,600 |  | 3,600 |  |  |  |  |  |  |
Commercial Mortgage Loans [Member] | Non Accrual [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans held for sale | 12,400 |  |  |  |  |  | 12,400 |  | 12,400 |  |  |  |  |  |  |
Construction Loans [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans And Leases Receivable Gross Carrying Amount | 82,862 |  |  |  | 129,460 |  | 82,862 |  | 82,862 |  | 129,460 | 111,397 |  |  |  |
Total TDR loans | 5,800 |  |  |  |  |  | 5,800 |  | 5,800 |  |  |  |  |  |  |
Loans held for sale | 30,015 |  |  |  |  |  | 30,015 |  | 30,015 |  |  | 8,290 |  |  |  |
Impaired Financing Receivable Related Allowance | 906 |  |  |  | 1,865 |  | 906 |  | 906 |  | 1,865 | 2,017 |  |  |  |
Allowance For Loan And Lease Losses Write Offs | 2,192 |  |  |  | 47 |  |  |  | 8,187 |  | 705 |  |  |  |  |
Construction Loans [Member] | Commercial Portfolio Segment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest Income on Impaired Loans Accrual Basis | 0 |  |  |  | 0 |  |  |  | 0 |  | 0 |  |  |  |  |
ImpairedFinancingReceivableInterestIncomeCashBasisMethod | 0 |  |  |  | 0 |  |  |  | 0 |  | 0 |  |  |  |  |
Impaired Financing Receivable Related Allowance | 0 |  |  |  |  |  | 0 |  | 0 |  |  | 560 |  |  |  |
Construction Loans [Member] | TDR [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans held for sale | 27,000 |  |  |  |  |  | 27,000 |  | 27,000 |  |  |  |  |  |  |
Construction Loans [Member] | Performing Financing Receivable [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans And Leases Receivable Gross Carrying Amount | 75,965 |  |  |  | 79,087 |  | 75,965 |  | 75,965 |  | 79,087 | 64,131 |  |  |  |
Construction Loans [Member] | Non Accrual [Member] | Loans held for sale [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Classified and non-performing loans sold |  |  |  |  |  |  | 7,700 |  |  |  |  |  |  |  |  |
Gain (Loss) on Sales of Loans, Net |  |  |  |  |  |  | 2,700 |  |  |  |  |  |  |  |  |
Consumer Loan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total TDR loans | 30,700 |  |  |  |  |  | 30,700 |  | 30,700 |  |  |  |  |  |  |
Construction-commercial [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total TDR loans | 3,319 |  |  |  |  |  | 3,319 |  | 3,319 |  |  | 35,100 |  |  |  |
Construction-commercial [Member] | Non Accrual [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans held for sale | 30,000 |  |  |  |  |  | 30,000 |  | 30,000 |  |  |  |  |  |  |
Construction-residential [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total TDR loans | 0 |  |  |  |  |  | 0 |  | 0 |  |  | 217 |  |  |  |
Land [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total TDR loans | 2,475 |  |  |  |  |  | 2,475 |  | 2,475 |  |  | 6,476 |  |  |  |
Land [Member] | Non Accrual [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans held for sale | 1,800 |  |  |  |  |  | 1,800 |  | 1,800 |  |  | 8,300 |  |  |  |
Loans Tranferred To Held For Sale [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans And Leases Receivable Gross Carrying Amount | 29,700 |  |  | $ 66,900 |  |  | 29,700 |  | 29,700 |  |  |  |  |  |  |
Charge-offs of loans transferred to loans held for sale | 12,500 |  |  | 9,700 |  |  |  |  |  |  |  |  |  |  |  |
Additional losses loans transferred to loans held for sale | 10,100 |  |  | 5,600 |  |  |  |  |  |  |  |  |  |  |  |
Book value of loans transferred to held for sale | 17,200 |  |  | 57,200 |  |  | 17,200 |  | 17,200 |  |  |  |  |  |  |
Charge Offs Taken On Previosuly Established Reserve | 2,400 |  |  | $ 4,100 |  |  |  |  |  |  |  |  |  |  |  |
Loans Tranferred To Held For Sale [Member] | Non Accrual [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Classified and non-performing loans sold |  |  |  |  |  |  | 27,200 |  |  |  |  |  |  |  |  |
Mortgage Receivable [Member] | Commercial Portfolio Segment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest Income on Impaired Loans Accrual Basis | 2,198 |  |  |  | 764 |  |  |  | 2,775 |  | 1,621 |  |  |  |  |
ImpairedFinancingReceivableInterestIncomeCashBasisMethod | 656 |  |  |  | 85 |  |  |  | 2,038 |  | 287 |  |  |  |  |
Loans And Leases Receivable Gross Carrying Amount | 1,506,502 |  |  |  | 1,601,638 |  | 1,506,502 |  | 1,506,502 |  | 1,601,638 | 1,614,972 |  |  |  |
Loans held for sale | 12,372 |  |  |  |  |  | 12,372 |  | 12,372 |  |  | 0 |  |  |  |
Impaired Financing Receivable Related Allowance | 17,044 |  |  |  | 10,456 |  | 17,044 |  | 17,044 |  | 10,456 | 9,783 |  |  |  |
Allowance For Loan And Lease Losses Write Offs | 9,850 |  |  |  | 266 |  |  |  | 20,557 |  | 32,123 |  |  |  |  |
Mortgage Receivable [Member] | Loans held for sale [Member] | TDR [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans And Leases Receivable Gross Carrying Amount | 4,500 |  |  |  |  |  | 4,500 |  | 4,500 |  |  |  |  |  |  |
Charge-offs of loans transferred to loans held for sale | 3,400 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mortgage Receivable [Member] | Performing Financing Receivable [Member] | Commercial Portfolio Segment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans And Leases Receivable Gross Carrying Amount | 1,259,363 |  |  |  | $ 1,443,578 |  | 1,259,363 |  | 1,259,363 |  | $ 1,443,578 | 1,457,875 |  |  |  |
Mortgage Receivable [Member] | Construction Loans [Member] | Loans held for sale [Member] | TDR [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans And Leases Receivable Gross Carrying Amount | 34,500 |  |  |  |  |  | 34,500 |  | 34,500 |  |  |  |  |  |  |
Charge-offs of loans transferred to loans held for sale |  |  |  |  |  |  |  |  | 8,500 |  |  |  |  |  |  |
PUERTO RICO |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding of credit facilities granted | 68,500 |  |  |  |  |  | 68,500 |  | $ 68,500 |  |  | 55,900 |  |  |  |
PUERTO RICO | Geographic Concentration Risk [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit risk concentration |  |  |  |  |  |  |  |  | 74.00% |  |  |  |  |  |  |
PUERTO RICO | Non Accrual [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds From Sale Of Loans Held For Sale |  |  |  |  |  |  |  |  | $ 34,900 |  |  |  |  |  |  |
PUERTO RICO | Puerto Rico Government and Political Subdivisions [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding of credit facilities granted | 47,200 |  |  |  |  |  | 47,200 |  | 47,200 |  |  |  |  |  |  |
PUERTO RICO | Public Corporations [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding of credit facilities granted | 14,700 |  |  |  |  |  | 14,700 |  | 14,700 |  |  |  |  |  |  |
PUERTO RICO | Government [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding of credit facilities granted | 6,700 |  |  |  |  |  | 6,700 |  | 6,700 |  |  |  |  |  |  |
PUERTO RICO | Commercial And Industrial Loan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Charge-offs of loans sold |  |  |  |  |  |  |  |  | 1,300 |  |  |  |  |  |  |
Proceeds From Sale Of Loans Held For Investment |  |  |  |  |  |  |  |  | 5,600 |  |  |  |  |  |  |
Payments To Acquire Loans Held For Investment |  |  |  |  |  |  |  |  | 21,400 |  |  |  |  |  |  |
V I |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding of credit facilities granted | 69,400 |  |  |  |  |  | 69,400 |  | $ 69,400 |  |  | $ 70,400 |  |  |  |
V I | Geographic Concentration Risk [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit risk concentration |  |  |  |  |  |  |  |  | 6.00% |  |  |  |  |  |  |
V I | Public Corporations [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding of credit facilities granted | 46,100 |  |  |  |  |  | 46,100 |  | $ 46,100 |  |  |  |  |  |  |
V I | Government [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding of credit facilities granted | 23,200 |  |  |  |  |  | 23,200 |  | $ 23,200 |  |  |  |  |  |  |
U S | Geographic Concentration Risk [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit risk concentration |  |  |  |  |  |  |  |  | 20.00% |  |  |  |  |  |  |
U S | Commercial And Industrial Loan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds From Sale Of Loans Held For Investment |  |  |  |  |  |  |  |  | $ 9,200 |  |  |  |  |  |  |
Credit Impaired Loans [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mortgage Loans In Process Of Foreclosure Amount | $ 20,000 |  |  |  |  |  | $ 20,000 |  | $ 20,000 |  |  |  |  |  |  |
[1] | For the nine-month period ended September 30, 2017 includes a charge-off of $10.7 million related to the sale of the PREPA credit line as further discussed below.
[2] | Excludes a construction TDR loan held for sale of $27.0 million as of September 30, 2018.
[3] | Included in non-accrual loans are $88.6 million in loans that were performing under the terms of the restructuring agreement but are reported in non-accrual status until the restructured loans meet the criteria of sustained payment performance under the revised terms for reinstatement to accrual status and are deemed fully collectible.

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