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Derivatives and Hedging Activities - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Dec. 31, 2022
Dec. 31, 2023
Derivative [Line Items]        
Reduction to interest income $ 932      
Collateral already posted, fair value 0     $ 0
Collateral received from third parties 106,200     88,300
Credit risk derivative liability, fair value 105,118     $ 87,848
Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate        
Derivative [Line Items]        
Floating rate percentage     4.00%  
Interest rate swap contract        
Derivative [Line Items]        
Income (expense) in fair value adjustments $ 13 $ (22)    
Derivative term     3 years