XML 107 R93.htm IDEA: XBRL DOCUMENT v3.25.1
Derivative Financial Instruments - Summary of Fair Value of Derivative Financial Instruments (Details) - USD ($)
Mar. 31, 2025
Dec. 31, 2024
Designated as Hedging Instrument    
Derivative [Line Items]    
Assets $ 13,390,000 $ 4,155,000
Liabilities 5,386,000 11,196,000
Designated as Hedging Instrument | Cash flow hedges | Interest rate swaps, collars, and floors on loan pools    
Derivative [Line Items]    
Notional 1,900,000,000 1,900,000,000
Assets 9,883,000 3,490,000
Liabilities 5,386,000 11,196,000
Designated as Hedging Instrument | Cash flow hedges | Interest rate swaps on borrowings    
Derivative [Line Items]    
Notional 150,000,000 150,000,000
Assets 0 0
Liabilities 0 0
Designated as Hedging Instrument | Fair value hedges | Interest rate swaps on borrowings    
Derivative [Line Items]    
Notional 1,100,000,000 1,100,000,000
Assets 3,507,000 665,000
Liabilities 0 0
Designated as Hedging Instrument | Fair value hedges | Interest rate swaps on investment securities    
Derivative [Line Items]    
Notional 927,407,000 927,407,000
Assets 0 0
Liabilities 0 0
Not Designated as Hedging Instrument    
Derivative [Line Items]    
Assets 124,908,000 142,323,000
Liabilities 196,635,000 233,117,000
Not Designated as Hedging Instrument | Interest rate lock commitments    
Derivative [Line Items]    
Notional 103,335,000 57,380,000
Assets 727,000 0
Liabilities 0 166,000
Not Designated as Hedging Instrument | Forward mortgage loan contracts    
Derivative [Line Items]    
Notional 116,287,000 88,808,000
Assets 0 807,000
Liabilities 468,000 0
Not Designated as Hedging Instrument | Customer interest rate swaps    
Derivative [Line Items]    
Notional 6,322,143,000 6,255,123,000
Assets 34,103,000 12,827,000
Liabilities 161,529,000 219,926,000
Not Designated as Hedging Instrument | Counterparty interest rate swaps    
Derivative [Line Items]    
Notional 6,322,143,000 6,255,123,000
Assets 89,572,000 128,469,000
Liabilities 34,285,000 12,902,000
Not Designated as Hedging Instrument | Customer foreign currency contracts    
Derivative [Line Items]    
Notional 14,703,000 10,265,000
Assets 384,000 28,000
Liabilities 272,000 121,000
Not Designated as Hedging Instrument | Counterparty foreign currency contracts    
Derivative [Line Items]    
Notional 15,968,000 10,093,000
Assets 122,000 192,000
Liabilities $ 81,000 $ 2,000