CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES
Net income			$ 68,160	$ 71,896
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation			5,699	4,087
Provision for credit losses			8,284	6,713
Stock-based compensation expense			1,678	1,865
Deferred compensation expense accrued			3,027	3,288
Gains on other real estate owned, net			(19)	(1,754)
Amortization of premiums on securities, net			939	1,506
Caplet amortization			723	495
Fair value gain on derivatives	$ (904)	$ 17	(2,242)	(73)
Securities losses, net				88
Loans originated for sale			(82,009)	(157,392)
Proceeds on sales of loans			88,010	161,173
Gains on sales of residential real estate loans	(641)	(954)	(1,943)	(3,475)
Gains on sales of government guaranteed portions of loans	(50)		(69)
Losses on sales and disposals of premises and equipment			520	1,457
Amortization of intangibles	787	508	2,067	1,524
Accretion of acquisition fair value adjustments, net			(2,893)	(1,251)
Increase in cash value of bank-owned life insurance			(1,301)	(1,368)
Increase in other assets			(33,840)	(37,632)
Increase in other liabilities			21,843	13,161
Net cash provided by operating activities			76,634	64,308
CASH FLOWS FROM INVESTING ACTIVITIES
Net (increase) decrease in federal funds sold			(15,840)	2,095
Net decrease in interest-bearing deposits at financial institutions			49,593	22,755
Proceeds from sales of other real estate owned			223	4,592
Activity in securities portfolio:
Purchases			(173,331)	(151,702)
Calls, maturities and redemptions			30,597	81,000
Paydowns			27,311	50,177
Sales			111,375	23,874
Activity in restricted investment securities:
Purchases			(19,885)	(4,280)
Redemptions			2,159	2,447
Net increase in loans/leases originated and held for investment			(524,877)	(353,616)
Purchase of premises and equipment			(27,119)	(7,866)
Proceeds from sales of premises and equipment			413	22
Purchase of bank-owned life insurance			(10,000)
Net cash acquired from acquisition			144,973
Net cash used in investing activities			(404,408)	(330,502)
CASH FLOWS FROM FINANCING ACTIVITIES
Net increase (decrease) in deposit accounts			(58,310)	272,691
Net increase (decrease) in short-term borrowings			81,380	(3,830)
Activity in Federal Home Loan Bank advances:
Net change in short-term and overnight advances			320,000	15,000
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			(2,933)	(2,847)
Proceeds from issuance of common stock, net			345	328
Repurchase and cancellation of shares			(47,916)	(14,167)
Net cash provided by financing activities			376,566	262,175
Net increase (decrease) in cash and due from banks			48,792	(4,019)
Cash and due from banks, beginning			37,490	61,329	$ 61,329
Cash and due from banks, ending	86,282	$ 57,310	86,282	57,310	$ 37,490
Supplemental disclosure of cash flow information, cash payments (receipts) for:
Interest			32,046	18,617
Income/franchise taxes			107	36,987
Supplemental schedule of noncash investing activities:
Change in accumulated other comprehensive income, unrealized losses on securities available for sale and derivative instruments, net			(76,409)	(118)
Transfers of loans to other real estate owned			326	2,812
Decrease in the fair value of back-to-back interest rate swap assets and liabilities			(48,195)	(25,503)
Dividends payable			1,012	$ 946
Fair value of assets acquired:
Cash and due from banks	171,844		171,844
Interest-bearing deposits at financial institutions	17,134		17,134
Securities	143,017		143,017
Loans receivable, net	801,697		801,697
Bank-owned life insurance	32,100		32,100
Premises and equipment, net	16,257		16,257
Restricted investment securities	2,220		2,220
Other real estate owned	55		55
Intangibles	10,264		10,264
Other assets	23,685		23,685
Total assets acquired	1,218,273		1,218,273
Fair value of liabilities assumed:
Deposits	1,076,573		1,076,573
FHLB advances	16,000		16,000
Subordinated debentures	19,621		19,621
Junior subordinated debentures	10,310		10,310
Other liabilities	15,225		15,225
Total liabilities assumed	1,137,729		1,137,729
Net assets acquired	$ 80,544		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