v3.26.1
LOANS (Aging of Recorded Investment in Gross Loans) (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Financing Receivable, Past Due [Line Items]    
Total loans $ 8,297,454 $ 8,201,042
Commercial loans    
Financing Receivable, Past Due [Line Items]    
Total loans 3,619,221 3,490,169
Mortgage loans    
Financing Receivable, Past Due [Line Items]    
Total loans 1,367,206 1,390,346
Consumer    
Financing Receivable, Past Due [Line Items]    
Total loans 687,199 683,548
Auto loans    
Financing Receivable, Past Due [Line Items]    
Total loans 2,623,828 2,636,979
Non-PCD    
Financing Receivable, Past Due [Line Items]    
Total loans 7,519,307 7,375,471
Loans 90+ Days Past Due and Still Accruing 2,624 3,187
Non-PCD | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 276,679 308,570
Non-PCD | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 135,425 144,354
Non-PCD | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 53,427 61,800
Non-PCD | 90+ Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 87,827 102,416
Non-PCD | Current    
Financing Receivable, Past Due [Line Items]    
Total loans 7,242,628 7,066,901
Non-PCD | Commercial loans    
Financing Receivable, Past Due [Line Items]    
Total loans 3,550,734 3,416,280
Loans 90+ Days Past Due and Still Accruing 0 0
Non-PCD | Commercial loans | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 12,777 11,534
Non-PCD | Commercial loans | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 3,575 1,689
Non-PCD | Commercial loans | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 2,733 315
Non-PCD | Commercial loans | 90+ Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 6,469 9,530
Non-PCD | Commercial loans | Current    
Financing Receivable, Past Due [Line Items]    
Total loans 3,537,957 3,404,746
Non-PCD | Mortgage loans    
Financing Receivable, Past Due [Line Items]    
Total loans 657,928 639,055
Loans 90+ Days Past Due and Still Accruing 2,624 3,187
Non-PCD | Mortgage loans | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 74,368 78,738
Non-PCD | Mortgage loans | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 3,964 4,885
Non-PCD | Mortgage loans | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 7,294 5,824
Non-PCD | Mortgage loans | 90+ Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 63,110 68,029
Non-PCD | Mortgage loans | Current    
Financing Receivable, Past Due [Line Items]    
Total loans 583,560 560,317
Non-PCD | Consumer    
Financing Receivable, Past Due [Line Items]    
Total loans 686,883 683,246
Loans 90+ Days Past Due and Still Accruing 0 0
Non-PCD | Consumer | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 17,139 19,519
Non-PCD | Consumer | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 8,731 9,329
Non-PCD | Consumer | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 4,679 6,012
Non-PCD | Consumer | 90+ Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 3,729 4,178
Non-PCD | Consumer | Current    
Financing Receivable, Past Due [Line Items]    
Total loans 669,744 663,727
Non-PCD | Auto loans    
Financing Receivable, Past Due [Line Items]    
Total loans 2,623,762 2,636,890
Loans 90+ Days Past Due and Still Accruing 0 0
Non-PCD | Auto loans | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 172,395 198,779
Non-PCD | Auto loans | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 119,155 128,451
Non-PCD | Auto loans | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 38,721 49,649
Non-PCD | Auto loans | 90+ Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 14,519 20,679
Non-PCD | Auto loans | Current    
Financing Receivable, Past Due [Line Items]    
Total loans 2,451,367 2,438,111
Personal loans | Consumer    
Financing Receivable, Past Due [Line Items]    
Total loans 644,990 638,985
Personal loans | Non-PCD | Consumer    
Financing Receivable, Past Due [Line Items]    
Total loans 644,990 638,985
Loans 90+ Days Past Due and Still Accruing 0 0
Personal loans | Non-PCD | Consumer | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 15,410 17,188
Personal loans | Non-PCD | Consumer | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 7,915 8,415
Personal loans | Non-PCD | Consumer | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 4,359 5,371
Personal loans | Non-PCD | Consumer | 90+ Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 3,136 3,402
Personal loans | Non-PCD | Consumer | Current    
Financing Receivable, Past Due [Line Items]    
Total loans 629,580 621,797
Credit lines | Consumer    
Financing Receivable, Past Due [Line Items]    
Total loans 9,176 9,629
Credit lines | Non-PCD | Consumer    
Financing Receivable, Past Due [Line Items]    
Total loans 8,860 9,327
Loans 90+ Days Past Due and Still Accruing 0 0
Credit lines | Non-PCD | Consumer | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 405 498
Credit lines | Non-PCD | Consumer | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 189 122
Credit lines | Non-PCD | Consumer | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 35 296
Credit lines | Non-PCD | Consumer | 90+ Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 181 80
Credit lines | Non-PCD | Consumer | Current    
Financing Receivable, Past Due [Line Items]    
Total loans 8,455 8,829
Credit cards | Consumer    
Financing Receivable, Past Due [Line Items]    
Total loans 32,270 34,300
Credit cards | Non-PCD | Consumer    
Financing Receivable, Past Due [Line Items]    
Total loans 32,270 34,300
Loans 90+ Days Past Due and Still Accruing 0 0
Credit cards | Non-PCD | Consumer | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 1,234 1,691
Credit cards | Non-PCD | Consumer | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 537 650
Credit cards | Non-PCD | Consumer | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 285 345
Credit cards | Non-PCD | Consumer | 90+ Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 412 696
Credit cards | Non-PCD | Consumer | Current    
Financing Receivable, Past Due [Line Items]    
Total loans 31,036 32,609
Overdraft | Consumer    
Financing Receivable, Past Due [Line Items]    
Total loans 763 634
Overdraft | Non-PCD | Consumer    
Financing Receivable, Past Due [Line Items]    
Total loans 763 634
Loans 90+ Days Past Due and Still Accruing 0 0
Overdraft | Non-PCD | Consumer | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 90 142
Overdraft | Non-PCD | Consumer | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 90 142
Overdraft | Non-PCD | Consumer | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 0 0
Overdraft | Non-PCD | Consumer | 90+ Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 0 0
Overdraft | Non-PCD | Consumer | Current    
Financing Receivable, Past Due [Line Items]    
Total loans 673 492
Domestic - Puerto Rico | Commercial loans    
Financing Receivable, Past Due [Line Items]    
Total loans 2,747,767 2,660,194
Domestic - Puerto Rico | Non-PCD | Commercial loans    
Financing Receivable, Past Due [Line Items]    
Total loans 2,679,280 2,586,305
Loans 90+ Days Past Due and Still Accruing 0 0
Domestic - Puerto Rico | Non-PCD | Commercial loans | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 11,135 5,725
Domestic - Puerto Rico | Non-PCD | Commercial loans | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 3,575 1,689
Domestic - Puerto Rico | Non-PCD | Commercial loans | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 2,733 315
Domestic - Puerto Rico | Non-PCD | Commercial loans | 90+ Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 4,827 3,721
Domestic - Puerto Rico | Non-PCD | Commercial loans | Current    
Financing Receivable, Past Due [Line Items]    
Total loans 2,668,145 2,580,580
Domestic - Puerto Rico | Commercial secured by real estate | Commercial loans    
Financing Receivable, Past Due [Line Items]    
Total loans 1,327,149 1,306,300
Domestic - Puerto Rico | Commercial secured by real estate | Non-PCD | Commercial loans    
Financing Receivable, Past Due [Line Items]    
Total loans 1,267,795 1,241,646
Loans 90+ Days Past Due and Still Accruing 0 0
Domestic - Puerto Rico | Commercial secured by real estate | Non-PCD | Commercial loans | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 4,271 3,319
Domestic - Puerto Rico | Commercial secured by real estate | Non-PCD | Commercial loans | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 1,189 486
Domestic - Puerto Rico | Commercial secured by real estate | Non-PCD | Commercial loans | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 395 53
Domestic - Puerto Rico | Commercial secured by real estate | Non-PCD | Commercial loans | 90+ Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 2,687 2,780
Domestic - Puerto Rico | Commercial secured by real estate | Non-PCD | Commercial loans | Current    
Financing Receivable, Past Due [Line Items]    
Total loans 1,263,524 1,238,327
Domestic - Puerto Rico | Other commercial and industrial | Non-PCD | Commercial loans    
Financing Receivable, Past Due [Line Items]    
Total loans 1,411,485 1,344,659
Loans 90+ Days Past Due and Still Accruing 0 0
Domestic - Puerto Rico | Other commercial and industrial | Non-PCD | Commercial loans | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 6,864 2,406
Domestic - Puerto Rico | Other commercial and industrial | Non-PCD | Commercial loans | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 2,386 1,203
Domestic - Puerto Rico | Other commercial and industrial | Non-PCD | Commercial loans | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 2,338 262
Domestic - Puerto Rico | Other commercial and industrial | Non-PCD | Commercial loans | 90+ Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 2,140 941
Domestic - Puerto Rico | Other commercial and industrial | Non-PCD | Commercial loans | Current    
Financing Receivable, Past Due [Line Items]    
Total loans 1,404,621 1,342,253
US – Federal | Commercial loans    
Financing Receivable, Past Due [Line Items]    
Total loans 871,454 829,975
US – Federal | Non-PCD | Commercial loans    
Financing Receivable, Past Due [Line Items]    
Total loans 871,454 829,975
Loans 90+ Days Past Due and Still Accruing 0 0
US – Federal | Non-PCD | Commercial loans | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 1,642 5,809
US – Federal | Non-PCD | Commercial loans | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 0 0
US – Federal | Non-PCD | Commercial loans | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 0 0
US – Federal | Non-PCD | Commercial loans | 90+ Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 1,642 5,809
US – Federal | Non-PCD | Commercial loans | Current    
Financing Receivable, Past Due [Line Items]    
Total loans $ 869,812 $ 824,166