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Loans - Loans held-in-portfolio in past due status, non-performing status and accruing loans past-due 90 days or more by loan class (Details) - USD ($)
$ in Thousands
Jun. 30, 2024
Dec. 31, 2023
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio $ 35,591,620 $ 35,064,971
Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 479,907 531,633
Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 205,870 190,356
Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 579,416 626,082
Non-accrual loans 341,835 357,611
Accruing loans past-due 90 days or more 237,581 268,471
Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,265,193 1,348,071
Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 34,326,427 33,716,900
Construction    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,105,759 959,280
Construction | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 5,479 0
Construction | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 0
Construction | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 6,378
Non-accrual loans 0 6,378
Accruing loans past-due 90 days or more 0 0
Construction | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 5,479 6,378
Construction | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,100,280 952,902
Mortgages    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 7,883,726 7,695,917
Mortgages | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 288,777 309,715
Mortgages | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 128,745 122,103
Mortgages | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 384,860 427,719
Non-accrual loans 175,344 186,297
Accruing loans past-due 90 days or more 209,516 241,422
Mortgages | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 802,382 859,537
Mortgages | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 7,081,344 6,836,380
Commercial | Commercial multi-family    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,384,480 2,415,620
Commercial | Commercial multi-family | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 3,195 9,665
Commercial | Commercial multi-family | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 2,001
Commercial | Commercial multi-family | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 9,143 1,991
Non-accrual loans 9,143 1,991
Accruing loans past-due 90 days or more 0 0
Commercial | Commercial multi-family | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 12,338 13,657
Commercial | Commercial multi-family | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,372,142 2,401,963
Commercial | CRE non-owner occupied    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 5,004,472 5,087,421
Commercial | CRE non-owner occupied | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 4,207 6,076
Commercial | CRE non-owner occupied | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,783 1,113
Commercial | CRE non-owner occupied | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 8,509 9,862
Non-accrual loans 8,509 9,862
Accruing loans past-due 90 days or more 0 0
Commercial | CRE non-owner occupied | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 15,499 17,051
Commercial | CRE non-owner occupied | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 4,988,973 5,070,370
Commercial | CRE owner occupied    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 3,143,817 3,080,635
Commercial | CRE owner occupied | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,770 33,286
Commercial | CRE owner occupied | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 17,327 249
Commercial | CRE owner occupied | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 47,541 35,704
Non-accrual loans 47,541 35,704
Accruing loans past-due 90 days or more 0 0
Commercial | CRE owner occupied | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 66,638 69,239
Commercial | CRE owner occupied | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 3,077,179 3,011,396
Commercial | Commercial and Industrial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 7,195,357 7,126,121
Commercial | Commercial and Industrial | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 10,568 14,813
Commercial | Commercial and Industrial | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,401 4,049
Commercial | Commercial and Industrial | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 32,552 40,091
Non-accrual loans 28,740 36,598
Accruing loans past-due 90 days or more 3,812 3,493
Commercial | Commercial and Industrial | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 45,521 58,953
Commercial | Commercial and Industrial | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 7,149,836 7,067,168
Leasing    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,828,048 1,731,809
Leasing | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 20,631 20,140
Leasing | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 5,071 6,719
Leasing | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 7,059 8,632
Non-accrual loans 7,059 8,632
Accruing loans past-due 90 days or more 0 0
Leasing | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 32,761 35,491
Leasing | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,795,287 1,696,318
Consumer | Credit card    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,162,557 1,135,747
Consumer | Credit card | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 15,032 13,243
Consumer | Credit card | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 9,436 9,912
Consumer | Credit card | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 23,931 23,281
Non-accrual loans 0 0
Accruing loans past-due 90 days or more 23,931 23,281
Consumer | Credit card | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 48,399 46,436
Consumer | Credit card | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,114,158 1,089,311
Consumer | Home equity lines of credit    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 68,992 65,953
Consumer | Home equity lines of credit | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 890 1,702
Consumer | Home equity lines of credit | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 462 4
Consumer | Home equity lines of credit | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 3,780 3,759
Non-accrual loans 3,780 3,733
Accruing loans past-due 90 days or more 0 26
Consumer | Home equity lines of credit | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 5,132 5,465
Consumer | Home equity lines of credit | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 63,860 60,488
Consumer | Personal loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,879,619 1,945,247
Consumer | Personal loans | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 23,305 21,287
Consumer | Personal loans | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 14,444 16,559
Consumer | Personal loans | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 21,501 21,836
Non-accrual loans 21,501 21,836
Accruing loans past-due 90 days or more 0 0
Consumer | Personal loans | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 59,250 59,682
Consumer | Personal loans | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,820,369 1,885,565
Consumer | Auto Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 3,773,292 3,660,780
Consumer | Auto Loan | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 103,873 100,061
Consumer | Auto Loan | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 24,943 27,443
Consumer | Auto Loan | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 39,333 45,615
Non-accrual loans 39,333 45,615
Accruing loans past-due 90 days or more 0 0
Consumer | Auto Loan | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 168,149 173,119
Consumer | Auto Loan | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 3,605,143 3,487,661
Consumer | Other    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 161,501 160,441
Consumer | Other | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,180 1,645
Consumer | Other | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 258 204
Consumer | Other | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,207 1,214
Non-accrual loans 885 965
Accruing loans past-due 90 days or more 322 249
Consumer | Other | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 3,645 3,063
Consumer | Other | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 157,856 157,378
Puerto Rico    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 25,143,394 24,510,923
Puerto Rico | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 464,097 431,035
Puerto Rico | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 160,058 176,849
Puerto Rico | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 524,258 597,080
Non-accrual loans 286,887 328,718
Accruing loans past-due 90 days or more 237,371 268,362
Puerto Rico | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,148,413 1,204,964
Puerto Rico | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 23,994,981 23,305,959
Puerto Rico | Construction    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 183,939 169,857
Puerto Rico | Construction | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 5,479 0
Puerto Rico | Construction | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 0
Puerto Rico | Construction | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 6,378
Non-accrual loans 0 6,378
Accruing loans past-due 90 days or more 0 0
Puerto Rico | Construction | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 5,479 6,378
Puerto Rico | Construction | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 178,460 163,479
Puerto Rico | Mortgages    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 6,590,520 6,391,824
Puerto Rico | Mortgages | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 287,468 260,897
Puerto Rico | Mortgages | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 105,266 114,282
Puerto Rico | Mortgages | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 373,306 416,528
Non-accrual loans 163,790 175,106
Accruing loans past-due 90 days or more 209,516 241,422
Puerto Rico | Mortgages | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 766,040 791,707
Puerto Rico | Mortgages | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 5,824,480 5,600,117
Puerto Rico | Commercial | Commercial multi-family    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 304,911 291,942
Puerto Rico | Commercial | Commercial multi-family | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 233 524
Puerto Rico | Commercial | Commercial multi-family | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 0
Puerto Rico | Commercial | Commercial multi-family | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 443 1,991
Non-accrual loans 443 1,991
Accruing loans past-due 90 days or more 0 0
Puerto Rico | Commercial | Commercial multi-family | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 676 2,515
Puerto Rico | Commercial | Commercial multi-family | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 304,235 289,427
Puerto Rico | Commercial | CRE non-owner occupied    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,979,627 3,005,254
Puerto Rico | Commercial | CRE non-owner occupied | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,713 5,510
Puerto Rico | Commercial | CRE non-owner occupied | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 77
Puerto Rico | Commercial | CRE non-owner occupied | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 7,484 8,745
Non-accrual loans 7,484 8,745
Accruing loans past-due 90 days or more 0 0
Puerto Rico | Commercial | CRE non-owner occupied | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 9,197 14,332
Puerto Rico | Commercial | CRE non-owner occupied | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,970,430 2,990,922
Puerto Rico | Commercial | CRE owner occupied    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,417,112 1,398,383
Puerto Rico | Commercial | CRE owner occupied | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,770 2,726
Puerto Rico | Commercial | CRE owner occupied | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 232 249
Puerto Rico | Commercial | CRE owner occupied | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 25,285 29,430
Non-accrual loans 25,285 29,430
Accruing loans past-due 90 days or more 0 0
Puerto Rico | Commercial | CRE owner occupied | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 27,287 32,405
Puerto Rico | Commercial | CRE owner occupied | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,389,825 1,365,978
Puerto Rico | Commercial | Commercial and Industrial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 5,002,784 4,796,226
Puerto Rico | Commercial | Commercial and Industrial | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 5,387 6,998
Puerto Rico | Commercial | Commercial and Industrial | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,097 3,352
Puerto Rico | Commercial | Commercial and Industrial | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 26,560 36,210
Non-accrual loans 22,958 32,826
Accruing loans past-due 90 days or more 3,602 3,384
Puerto Rico | Commercial | Commercial and Industrial | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 34,044 46,560
Puerto Rico | Commercial | Commercial and Industrial | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 4,968,740 4,749,666
Puerto Rico | Leasing    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,828,048 1,731,809
Puerto Rico | Leasing | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 20,631 20,140
Puerto Rico | Leasing | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 5,071 6,719
Puerto Rico | Leasing | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 7,059 8,632
Non-accrual loans 7,059 8,632
Accruing loans past-due 90 days or more 0 0
Puerto Rico | Leasing | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 32,761 35,491
Puerto Rico | Leasing | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,795,287 1,696,318
Puerto Rico | Consumer | Credit card    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,162,539 1,135,728
Puerto Rico | Consumer | Credit card | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 15,032 13,243
Puerto Rico | Consumer | Credit card | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 9,436 9,912
Puerto Rico | Consumer | Credit card | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 23,931 23,281
Non-accrual loans 0 0
Accruing loans past-due 90 days or more 23,931 23,281
Puerto Rico | Consumer | Credit card | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 48,399 46,436
Puerto Rico | Consumer | Credit card | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,114,140 1,089,292
Puerto Rico | Consumer | Home equity lines of credit    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,216 2,648
Puerto Rico | Consumer | Home equity lines of credit | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 230
Puerto Rico | Consumer | Home equity lines of credit | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 0
Puerto Rico | Consumer | Home equity lines of credit | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 26
Non-accrual loans 0 0
Accruing loans past-due 90 days or more 0 26
Puerto Rico | Consumer | Home equity lines of credit | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 256
Puerto Rico | Consumer | Home equity lines of credit | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,216 2,392
Puerto Rico | Consumer | Personal loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,744,873 1,776,310
Puerto Rico | Consumer | Personal loans | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 21,535 19,065
Puerto Rico | Consumer | Personal loans | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 12,755 14,611
Puerto Rico | Consumer | Personal loans | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 19,650 19,031
Non-accrual loans 19,650 19,031
Accruing loans past-due 90 days or more 0 0
Puerto Rico | Consumer | Personal loans | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 53,940 52,707
Puerto Rico | Consumer | Personal loans | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,690,933 1,723,603
Puerto Rico | Consumer | Auto Loan    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 3,773,292 3,660,780
Puerto Rico | Consumer | Auto Loan | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 103,873 100,061
Puerto Rico | Consumer | Auto Loan | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 24,943 27,443
Puerto Rico | Consumer | Auto Loan | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 39,333 45,615
Non-accrual loans 39,333 45,615
Accruing loans past-due 90 days or more 0 0
Puerto Rico | Consumer | Auto Loan | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 168,149 173,119
Puerto Rico | Consumer | Auto Loan | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 3,605,143 3,487,661
Puerto Rico | Consumer | Other    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 153,533 150,162
Puerto Rico | Consumer | Other | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 976 1,641
Puerto Rico | Consumer | Other | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 258 204
Puerto Rico | Consumer | Other | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,207 1,213
Non-accrual loans 885 964
Accruing loans past-due 90 days or more 322 249
Puerto Rico | Consumer | Other | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,441 3,058
Puerto Rico | Consumer | Other | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 151,092 147,104
Popular U.S.    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 10,448,226 10,554,048
Popular U.S. | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 15,810 100,598
Popular U.S. | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 45,812 13,507
Popular U.S. | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 55,158 29,002
Non-accrual loans 54,948 28,893
Accruing loans past-due 90 days or more 210 109
Popular U.S. | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 116,780 143,107
Popular U.S. | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 10,331,446 10,410,941
Popular U.S. | Construction    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 921,820 789,423
Popular U.S. | Construction | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 0
Popular U.S. | Construction | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 0
Popular U.S. | Construction | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 0
Non-accrual loans 0 0
Accruing loans past-due 90 days or more 0 0
Popular U.S. | Construction | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 0
Popular U.S. | Construction | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 921,820 789,423
Popular U.S. | Mortgages    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,293,206 1,304,093
Popular U.S. | Mortgages | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,309 48,818
Popular U.S. | Mortgages | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 23,479 7,821
Popular U.S. | Mortgages | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 11,554 11,191
Non-accrual loans 11,554 11,191
Accruing loans past-due 90 days or more 0 0
Popular U.S. | Mortgages | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 36,342 67,830
Popular U.S. | Mortgages | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,256,864 1,236,263
Popular U.S. | Commercial | Commercial multi-family    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,079,569 2,123,678
Popular U.S. | Commercial | Commercial multi-family | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,962 9,141
Popular U.S. | Commercial | Commercial multi-family | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 2,001
Popular U.S. | Commercial | Commercial multi-family | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 8,700 0
Non-accrual loans 8,700 0
Accruing loans past-due 90 days or more 0 0
Popular U.S. | Commercial | Commercial multi-family | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 11,662 11,142
Popular U.S. | Commercial | Commercial multi-family | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,067,907 2,112,536
Popular U.S. | Commercial | CRE non-owner occupied    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,024,845 2,082,167
Popular U.S. | Commercial | CRE non-owner occupied | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,494 566
Popular U.S. | Commercial | CRE non-owner occupied | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,783 1,036
Popular U.S. | Commercial | CRE non-owner occupied | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,025 1,117
Non-accrual loans 1,025 1,117
Accruing loans past-due 90 days or more 0 0
Popular U.S. | Commercial | CRE non-owner occupied | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 6,302 2,719
Popular U.S. | Commercial | CRE non-owner occupied | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,018,543 2,079,448
Popular U.S. | Commercial | CRE owner occupied    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,726,705 1,682,252
Popular U.S. | Commercial | CRE owner occupied | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 30,560
Popular U.S. | Commercial | CRE owner occupied | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 17,095 0
Popular U.S. | Commercial | CRE owner occupied | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 22,256 6,274
Non-accrual loans 22,256 6,274
Accruing loans past-due 90 days or more 0 0
Popular U.S. | Commercial | CRE owner occupied | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 39,351 36,834
Popular U.S. | Commercial | CRE owner occupied | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,687,354 1,645,418
Popular U.S. | Commercial | Commercial and Industrial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,192,573 2,329,895
Popular U.S. | Commercial | Commercial and Industrial | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 5,181 7,815
Popular U.S. | Commercial | Commercial and Industrial | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 304 697
Popular U.S. | Commercial | Commercial and Industrial | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 5,992 3,881
Non-accrual loans 5,782 3,772
Accruing loans past-due 90 days or more 210 109
Popular U.S. | Commercial | Commercial and Industrial | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 11,477 12,393
Popular U.S. | Commercial | Commercial and Industrial | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 2,181,096 2,317,502
Popular U.S. | Consumer | Credit card    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 18 19
Popular U.S. | Consumer | Credit card | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 0
Popular U.S. | Consumer | Credit card | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 0
Popular U.S. | Consumer | Credit card | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 0
Non-accrual loans 0 0
Accruing loans past-due 90 days or more 0 0
Popular U.S. | Consumer | Credit card | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 0
Popular U.S. | Consumer | Credit card | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 18 19
Popular U.S. | Consumer | Home equity lines of credit    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 66,776 63,305
Popular U.S. | Consumer | Home equity lines of credit | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 890 1,472
Popular U.S. | Consumer | Home equity lines of credit | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 462 4
Popular U.S. | Consumer | Home equity lines of credit | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 3,780 3,733
Non-accrual loans 3,780 3,733
Accruing loans past-due 90 days or more 0 0
Popular U.S. | Consumer | Home equity lines of credit | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 5,132 5,209
Popular U.S. | Consumer | Home equity lines of credit | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 61,644 58,096
Popular U.S. | Consumer | Personal loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 134,746 168,937
Popular U.S. | Consumer | Personal loans | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,770 2,222
Popular U.S. | Consumer | Personal loans | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,689 1,948
Popular U.S. | Consumer | Personal loans | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,851 2,805
Non-accrual loans 1,851 2,805
Accruing loans past-due 90 days or more 0 0
Popular U.S. | Consumer | Personal loans | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 5,310 6,975
Popular U.S. | Consumer | Personal loans | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 129,436 161,962
Popular U.S. | Consumer | Other    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 7,968 10,279
Popular U.S. | Consumer | Other | Past Due 30 To 59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,204 4
Popular U.S. | Consumer | Other | Past Due 60 To 89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 0
Popular U.S. | Consumer | Other | Past due 90 days or more    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 0 1
Non-accrual loans 0 1
Accruing loans past-due 90 days or more 0 0
Popular U.S. | Consumer | Other | Past due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio 1,204 5
Popular U.S. | Consumer | Other | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans held in portfolio $ 6,764 $ 10,274