v3.26.1
LOANS (Narrative) (Details)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2026
USD ($)
portfolioSegment
Mar. 31, 2025
USD ($)
Dec. 31, 2025
USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Number of loan portfolio segments | portfolioSegment 4    
Total loans held-for-sale $ 8,967   $ 15,545
Total loans 8,235,063   8,201,042
Accrued interest receivable on modified loans 34   37
Recorded investment of residential mortgage loans collateralized and in process of foreclosure 36,000   33,600
Accrued interest receivable 69,685   71,110
Loans      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Accrued interest receivable 58,585   59,772
Mortgage Loans - GNMA Buy-Back Option Program      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Delinquent loans 54,400   56,500
Commercial loans      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Total loans held-for-sale 0   3,062
Total loans 3,553,096   3,490,169
Commitment to lend additional funds 0 $ 0  
Balance of revolving loans converted to term loans, amount 169,700   169,500
Nonaccrual held-for -sale 3,100    
Commercial loans | Non-accruing      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Total loans held-for-sale 0   563
Commercial loans | Domestic - Puerto Rico      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Total loans 2,681,456   2,660,194
Commercial loans | Domestic - Puerto Rico | Government      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Total loans 77,100   77,300
Commercial loans | Commercial Loans Held For Sale      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Receivables held-for-sale 3,100 0  
Recognized loss on sale 28    
Mortgage loans      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Total loans held-for-sale 8,967   12,483
Total loans $ 1,373,629   1,390,346
Mortgage loans | Government Guaranteed Loan      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Period past due 90 days    
Nonaccrual status 12 months    
Total $ 324 $ 523  
Mortgage and consumer loans      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Balance of revolving loans converted to term loans, amount $ 2,500   $ 2,600