XML 137 R104.htm IDEA: XBRL DOCUMENT v3.25.0.1
Debt Securities Held-to-maturity -Additional Information (Details)
Dec. 31, 2024
USD ($)
score
Dec. 31, 2023
USD ($)
score
Dec. 31, 2022
USD ($)
Schedule of Held-to-maturity Securities [Line Items]      
Held to maturity securities $ 8,237,004,000 $ 8,852,825,000  
Allowance for credit losses 5,317,000 5,780,000  
Obligations of Puerto Rico, States and political subdivisions      
Schedule of Held-to-maturity Securities [Line Items]      
Held to maturity securities 57,182,000 65,408,000  
Allowance for credit losses $ 5,317,000 $ 5,780,000 $ 6,911,000
Average Credit Score Fico | score 674 708  
Percentage of nominal value 72.00% 67.00%  
Obligations of Puerto Rico, States and political subdivisions | Munis Payable From Real and Personal Property Taxes      
Schedule of Held-to-maturity Securities [Line Items]      
Held to maturity securities $ 12,615,000 $ 18,820,000  
Allowance for credit losses 100,000 200,000  
Obligations of Puerto Rico, States and political subdivisions | Munis Not Guaranteed By Puerto Rico Central Government      
Schedule of Held-to-maturity Securities [Line Items]      
Held to maturity securities 38,000,000 40,000,000  
Allowance for credit losses 5,200,000 5,600,000  
Obligations of Puerto Rico, States and political subdivisions | Munis payable from US treasure securities proceeds      
Schedule of Held-to-maturity Securities [Line Items]      
Held to maturity securities 7,000,000 7,000,000  
Allowance for credit losses 0 0  
Past due      
Schedule of Held-to-maturity Securities [Line Items]      
Held to maturity securities $ 0 $ 0