Fair Value Measurements - Summary of Carrying Amount and Fair Values of Financial Instruments Reported on the Balance Sheets (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Balance sheet assets
Securities held-to-maturity, net	$ 618,474	$ 430,295
Carrying Amount
Balance sheet assets
Securities held-to-maturity, net	617,767	429,681
Other investments	58,540	56,884
Loans held for sale	4,615	6,389
Loans, net	9,128,630	8,872,601
State tax credits held for sale	31,746	27,994
Servicing asset	5,022	6,714
Balance sheet liabilities
Certificates of deposit	585,201	608,293
Subordinated debentures and notes	155,164	154,899
FHLB advances	50,000	50,000
Other borrowings and notes payable	226,695	353,863
Estimated fair value
Balance sheet assets
Securities held-to-maturity, net	537,575	434,672
Other investments	58,540	56,884
Loans held for sale	4,615	6,389
Loans, net	9,008,274	8,869,891
State tax credits held for sale	34,168	30,686
Servicing asset	5,127	6,714
Balance sheet liabilities
Certificates of deposit	571,337	606,177
Subordinated debentures and notes	154,453	155,972
FHLB advances	49,977	51,527
Other borrowings and notes payable	$ 226,695	$ 353,863