Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands		9 Months Ended
		Sep. 30, 2022	Sep. 30, 2021
Operating Activities
Net Income		$ 49,653	$ 48,612
Items not requiring (providing) cash
Depreciation and amortization		3,716	3,993
Provision for credit losses	[1]	4,844	1,000
Accretion of discounts and amortization of premiums on securities		3,259	3,876
Stock based compensation		3,304	3,373
Foreclosed asset impairment		0	630
Deferred income taxes		1,713	2,233
Net increase in bank owned life insurance		(1,200)	(3,088)
Net unrealized losses on equity securities		261	6,243
Net realized (gains) losses on available-for-sale securities		43	(1,043)
Changes in
Interest receivable		(4,530)	1,308
Other assets		3,802	(1,753)
Other liabilities		(2,989)	(541)
Net cash provided by operating activities		61,876	64,843
Investing Activities
Net change in loans		(425,494)	196,637
Purchases of available-for-sale securities		(82,305)	(168,705)
Proceeds from maturities of available-for-sale securities		29,587	83,546
Proceeds from sale of available-for-sale securities		0	15,923
Proceeds from the sale of foreclosed assets		237	628
Purchase of premises and equipment		(1,878)	(671)
Proceeds from the sale of premises and equipment and related insurance claims		0	547
Purchase of restricted equity securities		(6,957)	0
Proceeds from sale of restricted equity securities		10,111	3,143
Proceeds from death benefit on bank owned life insurance		0	3,483
Net cash provided by (used in) investing activities		(476,699)	134,531
Financing Activities
Net increase in demand deposits, savings, NOW and money market accounts		178,134	84,218
Net increase (decrease) in time deposits		125,784	(342,361)
Net decrease in fed funds purchased and repurchase agreements		0	(2,306)
Proceeds from Federal Home Loan Bank advances		50,000	0
Repayment of Federal Home Loan Bank advances		(149,000)	(16,500)
Net proceeds of Federal Home Loan Bank line of credit		67,748	0
Issuance of common shares, net of issuance cost		171	3
Proceeds from employee stock purchase plan		364	172
Repurchase of common stock		(30,981)	(13,939)
Acquisition of common stock for tax withholding obligations		(995)	(784)
Net decrease in employee receivables		6	35
Net cash provided by (used in) financing activities		241,231	(291,462)
Decrease in Cash and Cash Equivalents		(173,592)	(92,088)
Cash and Cash Equivalents, Beginning of Period		482,727	408,810
Cash and Cash Equivalents, End of Period		309,135	316,722
Supplemental Cash Flows Information
Interest paid		25,648	19,402
Income taxes paid		$ 10,545	$ 8,370

[1] For the three-   and nine-months ended September 30, 2021, this line represents the provision for   loan and lease losses. See further discussion of this change in “Note 1: Nature of Operations and Summary of Significant Accounting Policies” in the Notes to Condensed Consolidated Financial Statements (unaudited).