Other Operating Expenses (Details) - USD ($) $ in Thousands		12 Months Ended
	Sep. 30, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Other Income and Expenses [Abstract]
Consulting and advisory board fees		$ 2,856	$ 3,937	$ 2,635
ATM and debit card expense		2,528	2,331	2,377
Telecommunications expense		2,099	1,875	1,943
Marketing expense		1,642	1,253	1,945
Core deposit intangible amortization		868	1,025	1,182
Other real estate owned and other repossessed assets expense		0	53	256
Long-term debt prepayment penalties		0	4,133	0
Long-term debt extinguishment costs	$ 831	831	0	0
Other operating expenses		12,994	12,763	12,839
Total other operating expenses		$ 23,818	$ 27,370	$ 23,177