Income Taxes - Schedule of Effective Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Tax provision at statutory rate	$ 25,266	$ 21,657	$ 24,418
Increase (decrease) in income taxes resulting from:
Tax-exempt interest income	(1,589)	(1,050)	(1,186)
Low income housing tax credits	(1,229)	(772)	(756)
Bank-owned life insurance income	(589)	(532)	(538)
Non-deductible interest expense	14	23	43
State income taxes, net of federal benefit	2,472	2,117	2,178
Nondeductible merger expenses	242	0	0
Change in valuation allowance	(10)	(20)	4
Impact of tax reform	0	0	(73)
Other, net	98	231	140
Income tax expense (benefit)	$ 24,675	$ 21,654	$ 24,230