Condensed Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Interest income
Interest and fees on loans and leases	$ 85,320	$ 52,797	$ 163,975	$ 100,903
Interest and dividends on investment securities:
Taxable	3,512	2,738	7,007	5,103
Exempt from federal income taxes	14	14	29	29
Interest on deposits with other banks	512	824	991	1,181
Interest and dividends on other earning assets	781	344	1,390	699
Total interest income	90,139	56,717	173,392	107,915
Interest expense
Interest on deposits	27,467	3,586	45,803	6,477
Interest on short-term borrowings	3,249	11	5,977	13
Interest on long-term debt and subordinated notes	5,093	1,649	7,965	3,294
Total interest expense	35,809	5,246	59,745	9,784
Net interest income	54,330	51,471	113,647	98,131
Provision for credit losses	3,428	6,674	6,815	3,224
Net interest income after provision for credit losses	50,902	44,797	106,832	94,907
Disaggregation of Revenue [Line Items]
Insurance commission and fee income	5,108	4,629	11,595	10,199
Bank owned life insurance income	789	705	1,556	1,404
Net gain on sales of investment securities	0	0	0	30
Net gain on mortgage banking activities	1,039	1,230	1,664	3,159
Other income	1,222	741	1,693	1,469
Noninterest income	19,833	18,998	39,513	39,468
Noninterest expense
Salaries, benefits and commissions	29,875	29,133	60,889	57,378
Net occupancy	2,614	2,422	5,341	5,138
Equipment	986	977	1,979	1,959
Data processing	4,137	3,708	8,166	7,275
Professional fees	1,669	2,844	3,610	4,982
Marketing and advertising	622	693	993	1,118
Deposit insurance premiums	1,116	812	2,217	1,705
Intangible expenses	253	342	506	683
Restructuring charges	1,330	0	1,330	0
Other expense	7,197	6,440	14,297	12,545
Total noninterest expense	49,799	47,371	99,328	92,783
Income before income taxes	20,936	16,424	47,017	41,592
Income tax expense	4,136	3,258	9,183	8,109
Net income	$ 16,800	$ 13,166	$ 37,834	$ 33,483
Earnings Per Share [Abstract]
Basic (in dollars per share)	$ 0.57	$ 0.45	$ 1.29	$ 1.14
Diluted (in dollars per share)	$ 0.57	$ 0.45	$ 1.28	$ 1.13
Trust fee income
Disaggregation of Revenue [Line Items]
Noninterest income	$ 1,924	$ 1,998	$ 3,879	$ 4,100
Service charges on deposit accounts
Disaggregation of Revenue [Line Items]
Noninterest income	1,725	1,574	3,272	3,078
Investment advisory commission and fee income
Disaggregation of Revenue [Line Items]
Noninterest income	4,708	4,812	9,460	9,964
Other service fee income
Disaggregation of Revenue [Line Items]
Noninterest income	$ 3,318	$ 3,309	$ 6,394	$ 6,065