XML 61 R51.htm IDEA: XBRL DOCUMENT v3.22.1
Fair Value Information - Estimated Fair Value of Financial Instruments (Detail) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Assets    
Total cash and cash equivalents $ 1,653,039 $ 1,732,548
Investment securities available-for-sale 3,647,330 3,183,923
Investment securities held-to-maturity 2,362,741 1,925,970
Total loans, net of allowance for loan losses 8,515,565 7,822,694
Deposits:    
Interest-bearing 5,380,474 4,872,386
Financial liabilities, Net Amounts Presented in the Condensed Consolidated Balance Sheets 602,562 656,551
Carrying Value [Member]    
Assets    
Total cash and cash equivalents 1,653,039 1,732,548
Interest-earning balances due from depository institutions 6,859 25,999
Investment securities available-for-sale 3,647,330 3,183,923
Investment securities held-to-maturity 2,362,741 1,925,970
Total loans, net of allowance for loan losses 8,515,565 7,822,694
Financial assets, Net Amounts Presented in the Condensed Consolidated Balance Sheets 3,653 14,163
Deposits:    
Interest-bearing 5,380,474 4,872,386
Borrowings 598,909 644,669
Junior subordinated debentures 0
Financial liabilities, Net Amounts Presented in the Condensed Consolidated Balance Sheets 3,653 14,163
Estimated Fair Value [Member]    
Assets    
Total cash and cash equivalents 1,653,039 1,732,548
Interest-earning balances due from depository institutions 6,859 25,999
Investment securities available-for-sale 3,647,330 3,183,923
Investment securities held-to-maturity 2,203,144 1,921,693
Total loans, net of allowance for loan losses 8,513,262 7,696,210
Financial assets, Net Amounts Presented in the Condensed Consolidated Balance Sheets 3,653 14,163
Deposits:    
Interest-bearing 5,380,814 4,871,531
Borrowings 604,700 586,645
Junior subordinated debentures 0 0
Financial liabilities, Net Amounts Presented in the Condensed Consolidated Balance Sheets 3,653 14,163
Estimated Fair Value [Member] | Level 1 [Member]    
Assets    
Total cash and cash equivalents 1,653,039 1,732,548
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 loan losses 0 0
Financial assets, Net Amounts Presented in the Condensed Consolidated Balance Sheets 0 0
Deposits:    
Interest-bearing 0 0
Borrowings 0 0
Junior subordinated debentures 0 0
Financial liabilities, Net Amounts Presented in the Condensed Consolidated Balance Sheets 0 0
Estimated Fair Value [Member] | Level 2 [Member]    
Assets    
Total cash and cash equivalents 0 0
Interest-earning balances due from depository institutions 6,859 25,999
Investment securities available-for-sale 3,647,330 3,183,923
Investment securities held-to-maturity 2,203,144 1,921,693
Total loans, net of allowance for loan losses 0 0
Financial assets, Net Amounts Presented in the Condensed Consolidated Balance Sheets 3,653 14,163
Deposits:    
Interest-bearing 5,380,814 4,871,531
Borrowings 604,700 586,645
Junior subordinated debentures 0 0
Financial liabilities, Net Amounts Presented in the Condensed Consolidated Balance Sheets 3,653 14,163
Estimated Fair Value [Member] | Level 3 [Member]    
Assets    
Total 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 loan losses 8,513,262 7,696,210
Financial assets, Net Amounts Presented in the Condensed Consolidated Balance Sheets 0 0
Deposits:    
Interest-bearing 0 0
Borrowings 0 0
Junior subordinated debentures 0 0
Financial liabilities, Net Amounts Presented in the Condensed Consolidated Balance Sheets $ 0 $ 0