v3.26.1
Fair Value Measurements - Summary of Carrying Amount and Fair Values of Financial Instruments Reported on the Balance Sheets (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Balance sheet assets    
Securities held-to-maturity, net $ 1,055,495 $ 1,074,957
Carrying Amount    
Balance sheet assets    
Securities held-to-maturity, net 1,055,495 1,074,957
Other investments 78,843 77,737
Loans held-for-sale 418 928
Loans, net 11,550,716 11,660,316
State tax credits, held-for-sale 10,422 11,141
Servicing asset 3,306 3,021
Balance sheet liabilities    
Certificates of deposit 1,689,680 1,669,383
Subordinated debentures and notes 93,759 93,688
Other borrowings 319,345 387,717
Estimated fair value    
Balance sheet assets    
Securities held-to-maturity, net 1,003,521 1,039,814
Other investments 78,843 77,737
Loans held-for-sale 418 928
Loans, net 11,564,404 11,622,939
State tax credits, held-for-sale 10,836 11,904
Servicing asset 5,194 4,733
Balance sheet liabilities    
Certificates of deposit 1,685,777 1,665,449
Subordinated debentures and notes 91,862 92,093
Other borrowings $ 297,318 $ 364,901