Condensed Parent Company Information - Condensed Balance Sheets (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Assets
Premises and equipment, net	$ 150,957	$ 134,187
Other assets	210,238	198,918
Total assets	12,114,942	10,625,049
Liabilities and shareholders' equity
Other liabilities	57,273	56,288
Total liabilities	10,742,562	9,593,453
Shareholders’ equity	1,372,380	1,031,596	$ 1,230,575	$ 893,421
Total liabilities and shareholders’ equity	12,114,942	10,625,049
Parent Company
Assets
Cash on deposit with bank subsidiary	4,597	5,611
Investment in subsidiaries	1,478,750	1,100,829
Premises and equipment, net	7	7
Other assets	379	22
Total assets	1,483,733	1,106,469
Liabilities and shareholders' equity
Subordinated debt	27,177	0
Trust preferred securities	73,130	65,665
Other liabilities	11,046	9,208
Total liabilities	111,353	74,873
Shareholders’ equity	1,372,380	1,031,596
Total liabilities and shareholders’ equity	$ 1,483,733	$ 1,106,469