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LOANS (Aging of Recorded Investment in Gross Loans) (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Financing Receivable, Past Due [Line Items] |  |
Total Loans | $ 8,117,267 | $ 7,791,962
Commercial loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 3,384,404 | 3,103,091
Mortgage loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 1,399,856 | 1,470,817
Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 686,077 | 668,561
Auto loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 2,646,930 | 2,549,493
Non-PCD |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 7,261,255 | 6,860,211
Loans 90+ Days Past Due and Still Accruing | 2,187 | 2,047
Non-PCD | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 294,871 | 300,158
Non-PCD | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 142,779 | 135,976
Non-PCD | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 63,193 | 66,574
Non-PCD | 90+ Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 88,899 | 97,608
Non-PCD | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 6,966,384 | 6,560,053
Non-PCD | Commercial loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 3,301,656 | 3,014,362
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 | 20,592 | 20,193
Non-PCD | Commercial loans | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 2,673 | 1,476
Non-PCD | Commercial loans | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 6,750 | 5,349
Non-PCD | Commercial loans | 90+ Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 11,169 | 13,368
Non-PCD | Commercial loans | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 3,281,064 | 2,994,169
Non-PCD | Mortgage loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 627,048 | 628,853
Loans 90+ Days Past Due and Still Accruing | 2,187 | 2,047
Non-PCD | Mortgage loans | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 69,373 | 71,426
Non-PCD | Mortgage loans | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 5,261 | 5,362
Non-PCD | Mortgage loans | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 6,213 | 6,069
Non-PCD | Mortgage loans | 90+ Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 57,899 | 59,995
Non-PCD | Mortgage loans | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 557,675 | 557,427
Non-PCD | Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 685,740 | 667,963
Loans 90+ Days Past Due and Still Accruing | 0 | 0
Non-PCD | Consumer | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 18,942 | 18,471
Non-PCD | Consumer | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 9,590 | 9,333
Non-PCD | Consumer | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 5,410 | 4,948
Non-PCD | Consumer | 90+ Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 3,942 | 4,190
Non-PCD | Consumer | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 666,798 | 649,492
Non-PCD | Auto loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 2,646,811 | 2,549,033
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 | 185,964 | 190,068
Non-PCD | Auto loans | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 125,255 | 119,805
Non-PCD | Auto loans | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 44,820 | 50,208
Non-PCD | Auto loans | 90+ Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 15,889 | 20,055
Non-PCD | Auto loans | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 2,460,847 | 2,358,965
Personal loans | Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 641,051 | 620,675
Personal loans | Non-PCD | Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 641,051 | 620,430
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 | 17,119 | 16,671
Personal loans | Non-PCD | Consumer | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 8,778 | 8,522
Personal loans | Non-PCD | Consumer | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 5,020 | 4,655
Personal loans | Non-PCD | Consumer | 90+ Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 3,321 | 3,494
Personal loans | Non-PCD | Consumer | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 623,932 | 603,759
Credit lines | Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 9,670 | 10,479
Credit lines | Non-PCD | Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 9,333 | 10,126
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 | 210 | 216
Credit lines | Non-PCD | Consumer | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 95 | 53
Credit lines | Non-PCD | Consumer | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 70 | 38
Credit lines | Non-PCD | Consumer | 90+ Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 45 | 125
Credit lines | Non-PCD | Consumer | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 9,123 | 9,910
Credit cards | Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 34,843 | 36,956
Credit cards | Non-PCD | Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 34,843 | 36,956
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 | 1,539 | 1,496
Credit cards | Non-PCD | Consumer | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 643 | 670
Credit cards | Non-PCD | Consumer | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 320 | 255
Credit cards | Non-PCD | Consumer | 90+ Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 576 | 571
Credit cards | Non-PCD | Consumer | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 33,304 | 35,460
Overdraft | Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 513 | 451
Overdraft | Non-PCD | Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 513 | 451
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 | 74 | 88
Overdraft | Non-PCD | Consumer | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 74 | 88
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 | 439 | 363
Puerto Rico | Commercial loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 2,552,673 | 2,399,010
Puerto Rico | Non-PCD | Commercial loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 2,469,925 | 2,310,281
Loans 90+ Days Past Due and Still Accruing | 0 | 0
Puerto Rico | Non-PCD | Commercial loans | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 14,783 | 15,688
Puerto Rico | Non-PCD | Commercial loans | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 2,673 | 1,476
Puerto Rico | Non-PCD | Commercial loans | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 941 | 844
Puerto Rico | Non-PCD | Commercial loans | 90+ Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 11,169 | 13,368
Puerto Rico | Non-PCD | Commercial loans | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 2,455,142 | 2,294,593
Puerto Rico | Commercial secured by real estate | Commercial loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 1,337,457 | 1,299,591
Puerto Rico | Commercial secured by real estate | Non-PCD | Commercial loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 1,263,842 | 1,222,395
Loans 90+ Days Past Due and Still Accruing | 0 | 0
Puerto Rico | Commercial secured by real estate | Non-PCD | Commercial loans | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 8,713 | 10,874
Puerto Rico | Commercial secured by real estate | Non-PCD | Commercial loans | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 1,088 | 879
Puerto Rico | Commercial secured by real estate | Non-PCD | Commercial loans | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 65 | 215
Puerto Rico | Commercial secured by real estate | Non-PCD | Commercial loans | 90+ Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 7,560 | 9,780
Puerto Rico | Commercial secured by real estate | Non-PCD | Commercial loans | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 1,255,129 | 1,211,521
Puerto Rico | Other commercial and industrial | Non-PCD | Commercial loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 1,206,083 | 1,087,886
Loans 90+ Days Past Due and Still Accruing | 0 | 0
Puerto Rico | Other commercial and industrial | Non-PCD | Commercial loans | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 6,070 | 4,814
Puerto Rico | Other commercial and industrial | Non-PCD | Commercial loans | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 1,585 | 597
Puerto Rico | Other commercial and industrial | Non-PCD | Commercial loans | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 876 | 629
Puerto Rico | Other commercial and industrial | Non-PCD | Commercial loans | 90+ Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 3,609 | 3,588
Puerto Rico | Other commercial and industrial | Non-PCD | Commercial loans | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 1,200,013 | 1,083,072
UNITED STATES | Commercial loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 831,731 | 704,081
UNITED STATES | Non-PCD | Commercial loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 831,731 | 704,081
Loans 90+ Days Past Due and Still Accruing | 0 | 0
UNITED STATES | Non-PCD | Commercial loans | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 5,809 | 4,505
UNITED STATES | Non-PCD | Commercial loans | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 0 | 0
UNITED STATES | Non-PCD | Commercial loans | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 5,809 | 4,505
UNITED STATES | Non-PCD | Commercial loans | 90+ Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 0 | 0
UNITED STATES | Non-PCD | Commercial loans | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | $ 825,922 | $ 699,576

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