Condensed Consolidated Statements of Income and Comprehensive Income (Loss) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Interest income:
Interest and fees on loans, including loans held for sale	$ 39,234	$ 39,684	$ 77,401	$ 80,373
Interest and dividends on securities
Taxable	4,944	3,148	9,328	5,723
Tax exempt	752	795	1,524	1,534
Interest and dividends on Federal Reserve Bank and Federal Home Loan Bank stock	134	123	248	247
Interest on Federal Reserve Bank deposits	273	116	355	192
Other, including interest on federal funds sold	15	9	23	17
Total interest income	45,352	43,875	88,879	88,086
Interest expense:
Interest on deposits	3,847	3,228	6,801	6,615
Interest on repurchase agreements and federal funds purchased	336	366	590	670
Interest on advances from Federal Home Loan Bank	1	0	1	0
Interest on long-term debt	378	274	665	552
Total interest expense	4,562	3,868	8,057	7,837
Net interest income	40,790	40,007	80,822	80,249
Provision for credit losses (recovery)	77	(4,257)	952	(6,756)
Net interest income after provision for credit losses (recovery)	40,713	44,264	79,870	87,005
Noninterest income:
Deposit related fees	7,263	6,358	14,009	12,380
Gains on sales of loans, net	519	1,907	1,116	4,340
Trust and wealth management income	3,198	3,349	6,446	6,300
Loan related fees	1,415	1,004	3,477	3,274
Bank owned life insurance	702	581	1,393	1,154
Brokerage revenue	459	554	1,049	1,011
Securities gains (losses)	(225)	280	(126)	112
Other noninterest income	1,170	1,488	2,102	2,527
Total noninterest income	14,501	15,521	29,466	31,098
Noninterest expense:
Officer salaries and employee benefits	4,239	5,379	8,121	9,117
Other salaries and employee benefits	14,295	13,581	27,951	26,676
Occupancy, net	2,120	2,018	4,365	4,213
Equipment	636	650	1,245	1,283
Data processing	2,095	1,870	4,296	4,029
Bank franchise tax	416	365	831	725
Legal fees	348	287	649	639
Professional fees	536	466	1,102	1,007
Advertising and marketing	659	710	1,411	1,432
FDIC insurance	358	323	713	649
Other real estate owned provision and expense	43	488	396	806
Repossession expense	131	12	231	211
Amortization of limited partnership investments	747	838	1,480	1,675
Other noninterest expense	3,355	2,511	6,546	5,346
Total noninterest expense	29,978	29,498	59,337	57,808
Income before income taxes	25,236	30,287	49,999	60,295
Income taxes	4,965	6,356	10,000	12,746
Net income	20,271	23,931	39,999	47,549
Unrealized holding gains (losses) on debt securities available-for-sale:
Unrealized holding gains (losses) arising during the period	(47,222)	6,075	(125,786)	(7,381)
Less: Reclassification adjustments for realized gains (losses) included in net income	(1)	0	(1)	60
Tax expense (benefit)	(12,277)	1,579	(32,704)	(1,935)
Other comprehensive income (loss), net of tax	(34,944)	4,496	(93,081)	(5,506)
Comprehensive income (loss)	$ (14,673)	$ 28,427	$ (53,082)	$ 42,043
Basic earnings per share (in dollars per share)	$ 1.14	$ 1.35	$ 2.24	$ 2.67
Diluted earnings per share (in dollars per share)	$ 1.14	$ 1.34	$ 2.24	$ 2.67
Weighted average shares outstanding-basic (in shares)	17,835	17,784	17,827	17,779
Weighted average shares outstanding-diluted (in shares)	17,843	17,800	17,838	17,794