XML 202 R128.htm IDEA: XBRL DOCUMENT v3.25.0.1
Derivative Instruments and Hedging Activities - Cumulative Basis Adjustment for Fair Value Hedges (Detail) - USD ($)
$ in Thousands
Dec. 31, 2024
Dec. 31, 2023
AFS debt securities    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Amortized Cost $ 10,000 $ 22,500
Cumulative Amount of Fair Value Hedging Adjustment to Hedged Items 0 941
Deposits    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Amortized Cost 1,794,923 300,000
Cumulative Amount of Fair Value Hedging Adjustment to Hedged Items (6,042) 1,432
FHLB advances    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Amortized Cost 1,200,000 700,000
Cumulative Amount of Fair Value Hedging Adjustment to Hedged Items $ (1,648) $ 3,206