XML 64 R57.htm IDEA: XBRL DOCUMENT v3.24.3
Fair Value Information - Estimated Fair Value of Financial Instruments (Detail) - USD ($)
$ in Thousands
Sep. 30, 2024
Dec. 31, 2023
Assets    
Cash and cash equivalents $ 453,460 $ 281,285
Investment securities available-for-sale 2,465,585 2,956,125
Investment securities held-to-maturity 2,405,254 2,464,610
Total loans, net of allowance for credit losses 8,572,565 8,904,910
Deposits:    
Interest-bearing 4,935,665 4,227,467
Carrying Value [Member]    
Assets    
Cash and cash equivalents 453,460 281,285
Interest-earning balances due from depository institutions 24,338 8,216
Investment securities available-for-sale 2,465,585 2,956,125
Investment securities held-to-maturity 2,405,254 2,464,610
Total loans, net of allowance for credit losses 8,489,623 8,818,068
Deposits:    
Interest-bearing 4,935,665 4,227,467
Borrowings 894,515 2,341,642
Carrying Value [Member] | Interest Rate Swaps [Member]    
Assets    
Interest rate swaps 0  
Carrying Value [Member] | Designated As Hedging Instrument [Member] | Fair Value Hedging [Member] | Interest Rate Swaps [Member]    
Assets    
Interest rate swaps 0 0
Deposits:    
Interest rate swaps 14,959 6,938
Carrying Value [Member] | Designated As Hedging Instrument [Member] | Cash Flow Hedging [Member] | Interest Rate Swaps [Member]    
Deposits:    
Interest rate swaps 5,329  
Carrying Value [Member] | Derivatives Not Designated as Hedging Instruments [Member] | Interest Rate Swaps [Member]    
Assets    
Interest rate swaps 364 112
Deposits:    
Interest rate swaps 364 112
Estimated Fair Value [Member]    
Assets    
Cash and cash equivalents 453,460 281,285
Interest-earning balances due from depository institutions 24,338 8,216
Investment securities available-for-sale 2,465,585 2,956,125
Investment securities held-to-maturity 2,063,694 2,082,881
Total loans, net of allowance for credit losses 8,198,815 8,503,518
Deposits:    
Interest-bearing 4,932,019 4,222,773
Borrowings 871,786 2,283,631
Estimated Fair Value [Member] | Interest Rate Swaps [Member]    
Assets    
Interest rate swaps 0  
Estimated Fair Value [Member] | Designated As Hedging Instrument [Member] | Fair Value Hedging [Member] | Interest Rate Swaps [Member]    
Assets    
Interest rate swaps 0 0
Deposits:    
Interest rate swaps 14,959 6,938
Estimated Fair Value [Member] | Designated As Hedging Instrument [Member] | Cash Flow Hedging [Member] | Interest Rate Swaps [Member]    
Deposits:    
Interest rate swaps 5,329  
Estimated Fair Value [Member] | Derivatives Not Designated as Hedging Instruments [Member] | Interest Rate Swaps [Member]    
Assets    
Interest rate swaps 364 112
Deposits:    
Interest rate swaps 364 112
Estimated Fair Value [Member] | Level 1 [Member]    
Assets    
Cash and cash equivalents 453,460 281,285
Interest-earning balances due from depository institutions 0 0
Investment securities available-for-sale 0 0
Investment securities held-to-maturity 0 0
Total loans, net of allowance for credit losses 0 0
Deposits:    
Interest-bearing 0 0
Borrowings 0 0
Estimated Fair Value [Member] | Level 1 [Member] | Interest Rate Swaps [Member]    
Assets    
Interest rate swaps 0  
Estimated Fair Value [Member] | Level 1 [Member] | Designated As Hedging Instrument [Member] | Fair Value Hedging [Member] | Interest Rate Swaps [Member]    
Assets    
Interest rate swaps 0 0
Deposits:    
Interest rate swaps 0 0
Estimated Fair Value [Member] | Level 1 [Member] | Designated As Hedging Instrument [Member] | Cash Flow Hedging [Member] | Interest Rate Swaps [Member]    
Deposits:    
Interest rate swaps 0  
Estimated Fair Value [Member] | Level 1 [Member] | Derivatives Not Designated as Hedging Instruments [Member] | Interest Rate Swaps [Member]    
Assets    
Interest rate swaps 0 0
Deposits:    
Interest rate swaps 0 0
Estimated Fair Value [Member] | Level 2 [Member]    
Assets    
Cash and cash equivalents 0 0
Interest-earning balances due from depository institutions 24,338 8,216
Investment securities available-for-sale 2,465,585 2,956,125
Investment securities held-to-maturity 2,063,694 2,082,881
Total loans, net of allowance for credit losses 0 0
Deposits:    
Interest-bearing 4,932,019 4,222,773
Borrowings 871,786 2,283,631
Estimated Fair Value [Member] | Level 2 [Member] | Interest Rate Swaps [Member]    
Assets    
Interest rate swaps 0  
Estimated Fair Value [Member] | Level 2 [Member] | Designated As Hedging Instrument [Member] | Fair Value Hedging [Member] | Interest Rate Swaps [Member]    
Assets    
Interest rate swaps 0 0
Deposits:    
Interest rate swaps 14,959 6,938
Estimated Fair Value [Member] | Level 2 [Member] | Designated As Hedging Instrument [Member] | Cash Flow Hedging [Member] | Interest Rate Swaps [Member]    
Deposits:    
Interest rate swaps 5,329  
Estimated Fair Value [Member] | Level 2 [Member] | Derivatives Not Designated as Hedging Instruments [Member] | Interest Rate Swaps [Member]    
Assets    
Interest rate swaps 364 112
Deposits:    
Interest rate swaps 364 112
Estimated Fair Value [Member] | Level 3 [Member]    
Assets    
Cash and cash equivalents 0 0
Interest-earning balances due from depository institutions 0 0
Investment securities available-for-sale 0 0
Investment securities held-to-maturity 0 0
Total loans, net of allowance for credit losses 8,198,815 8,503,518
Deposits:    
Interest-bearing 0 0
Borrowings 0 0
Estimated Fair Value [Member] | Level 3 [Member] | Interest Rate Swaps [Member]    
Assets    
Interest rate swaps 0  
Estimated Fair Value [Member] | Level 3 [Member] | Designated As Hedging Instrument [Member] | Fair Value Hedging [Member] | Interest Rate Swaps [Member]    
Assets    
Interest rate swaps 0 0
Deposits:    
Interest rate swaps 0 0
Estimated Fair Value [Member] | Level 3 [Member] | Designated As Hedging Instrument [Member] | Cash Flow Hedging [Member] | Interest Rate Swaps [Member]    
Deposits:    
Interest rate swaps 0  
Estimated Fair Value [Member] | Level 3 [Member] | Derivatives Not Designated as Hedging Instruments [Member] | Interest Rate Swaps [Member]    
Assets    
Interest rate swaps 0 0
Deposits:    
Interest rate swaps $ 0 $ 0