v3.26.3
FAIR VALUE - Additional Information (Details) - USD ($)
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]          
Provision for credit losses $ 33,580,000 $ 26,738,000 $ 104,732,000 $ 164,976,000  
Other real estate owned and other repossessed property 100,000   100,000   $ 1,100,000
Other real estate owned property write-downs 0 0 $ 0 500,000  
Past due period of mortgage loans held for sale, days     90 days    
Interest income for residential loans held for sale 800,000 900,000 $ 2,400,000 2,600,000  
Impaired Commercial and Commercial Real Estate Loans          
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]          
Principal amount of impaired commercial and commercial real estate loans 239,400,000   239,400,000   256,300,000
Valuation allowance 97,900,000   97,900,000   $ 90,900,000
Provision for credit losses $ 45,900,000 $ 7,700,000 $ 92,400,000 $ 32,400,000