Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 113,558	$ 99,066	$ 98,905
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	8,725	7,662	5,359
Provision for credit losses	16,539	8,284	3,486
Deferred income taxes	(946)	(4,682)	15,272
Stock-based compensation expense	2,678	2,438	2,352
Deferred compensation expense accrued	5,677	4,062	4,580
Gains on other real estate owned, net	(85)	(129)	(1,754)
Amortization of premiums on securities, net	916	1,337	1,933
Caplet amortization	872	1,001	697
Fair value (gain) loss on derivatives	1,262	(1,975)	(170)
Ineffectiveness on fair value hedges	77
Securities losses, net	451		88
Loans originated for sale	(69,897)	(99,394)	(204,449)
Proceeds on sales of loans	70,448	107,487	209,003
Gains on sales of residential real estate loans	(1,611)	(2,411)	(4,397)
Gains on sales of government guaranteed portions of loans	(54)	(119)	(227)
Proceeds from loan securitizations	240,166
Net gain on securitizations	(664)
Losses on sales and disposals of premises and equipment	388	378	1,059
Amortization of intangibles	2,938	2,854	2,032
Accretion of acquisition fair value adjustments, net	(2,173)	(8,581)	(1,340)
Increase in cash value of bank-owned life insurance	(3,053)	(2,056)	(1,838)
Gain on bank-owned life insurance death benefits	(1,131)
Increase in other assets	(40,114)	(42,572)	(47,006)
Decrease in other liabilities	31,356	46,049	4,633
Net cash provided by operating activities	376,323	118,699	88,218
CASH FLOWS FROM INVESTING ACTIVITIES
Net (increase) decrease in federal funds sold	21,460	(44,540)	(3,290)
Net (increase) decrease in interest-bearing deposits at financial institutions	(37,559)	25,066	11,304
Proceeds from sales of other real estate owned	296	482	4,742
Activity in securities portfolio:
Purchases	(187,635)	(230,501)	(173,204)
Calls, maturities and redemptions	97,362	43,638	106,442
Paydowns	13,986	31,805	65,410
Sales	30,568	111,375	23,874
Activity in restricted investment securities:
Purchases	(2,896)	(23,086)	(1,280)
Redemptions	3,749	2,158	30
Net increase in loans/leases originated and held for investment	(676,700)	(654,861)	(433,544)
Purchase of premises and equipment	(14,945)	(33,261)	(13,981)
Proceeds from sales of premises and equipment	503	2,060	1,726
Purchase of bank-owned life insurance		(10,000)
Proceeds from bank-owned life insurance death benefits	2,542
Net cash acquired from acquisition		144,973
Net cash used in investing activities	(749,269)	(634,692)	(411,771)
CASH FLOWS FROM FINANCING ACTIVITIES
Net increase (decrease) in deposit accounts	529,788	(15,128)	323,635
Net increase (decrease) in short-term borrowings	(128,130)	125,830	(1,630)
Activity in Federal Home Loan Bank advances:
Term advances	135,000
Net change in short-term and overnight advances	(115,000)	400,000
Prepayments		(16,000)
Activity in other borrowings:
Proceeds from other borrowings		10,000
Paydown of revolving line of credit		(10,000)
Prepayments of subordinated notes			(5,000)
Proceeds from subordinated notes		100,000
Payment of cash dividends on common stock	(4,029)	(3,944)	(3,793)
Proceeds from issuance of common stock, net	1,403	422	670
Repurchase and cancellation of shares	(8,686)	(52,954)	(14,168)
Net cash provided by financing activities	410,346	538,226	299,714
Net increase in cash and due from banks	37,400	22,233	(23,839)
Cash and due from banks, beginning	59,723	37,490	61,329
Cash and due from banks, ending	97,123	59,723	37,490
Supplemental disclosure of cash flow information, cash payments (receipts) for:
Interest	187,947	58,652	23,373
Income/franchise taxes	2,855	1,057	48,988
Supplemental schedule of noncash investing activities:
Change in accumulated other comprehensive income (loss), unrealized gains (losses) on securities available for sale and derivative instruments, net	8,939	(66,450)	176
Change in retained earnings from adoption of ASU 2016-13			(937)
Transfers of loans to other real estate owned	1,445	431	2,962
Transfer of loans to held for sale (for securitizations)	261,921
Beneficial interests (trading securities acquired in securitizations)	22,419
Due to broker for purchases of securities			1,000
Increase (decrease) in the fair value of back-to-back interest rate swap assets and liabilities	15,240	(54,441)	(1,376)
Dividends payable	1,004	1,013	$ 935
Measurement period adjustment to goodwill	$ 1,420
Fair value of assets acquired:
Cash and due from banks		171,844
Interest-bearing deposits at financial institutions		17,134
Securities		143,017
Loans receivable, net		801,697
Bank-owned life insurance		32,100
Premises and equipment, net		16,257
Restricted investment securities		2,220
Other real estate owned		55
Intangibles		10,264
Other assets		23,685
Total assets acquired		1,218,273
Fair value of liabilities assumed:
Deposits		1,076,573
FHLB advances		16,000
Subordinated debentures		19,621
Junior subordinated debentures		10,310
Other liabilities		15,225
Total liabilities assumed		1,137,729
Net assets acquired		80,544
Consideration paid:
Cash paid *		26,871
Common stock		117,214
Total consideration paid		144,085
Goodwill		63,541
Net cash paid		$ 144,973