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Derivative Financial Instruments and Hedging Activities - Narrative (Details)
3 Months Ended
Mar. 31, 2025
USD ($)
Sep. 30, 2024
contracts
Jun. 30, 2023
contracts
Dec. 31, 2024
USD ($)
Derivative [Line Items]        
Cash collateral received from counterparties under master netting agreements $ 28,483,000     $ 49,874,000
Financial Asset, Closed Portfolio, Portfolio Layer Method, Amortized Cost 252,800,000      
Gain (Loss) on Hedging Activity (1,200,000)      
Securities AFS        
Derivative [Line Items]        
Financial Asset, Closed Portfolio, Portfolio Layer Method, Amortized Cost 416,700,000     558,500,000
Hedged Asset, Fair Value Hedge, Portfolio Layer Method, Hedged Layer, Fair Value, Cumulative Increase (Decrease) 685,000     $ 1,100,000
Derivatives designated as hedging instruments        
Derivative [Line Items]        
Interest Rate Swap Contacts Terminated, Number | contracts   3 1  
Interest Rate Swap | Cash Flow Hedging        
Derivative [Line Items]        
Derivative, Notional Amount 680,000,000.0      
Cash Flow Hedging        
Derivative [Line Items]        
Cash Flow Hedge Gain (Loss) to be Reclassified within 12 Months $ 5,600,000