Loans and Allowance for Credit Losses - Financing Receivable, Nonaccrual (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Loans Receivable
Financing Receivable, Nonaccrual	$ 5,423	$ 3,043
Commercial Real Estate
Financing Receivable, Nonaccrual	2,006	587
Consumer auto
Financing Receivable, Nonaccrual	34	169
Home Equity Line of Credit
Financing Receivable, Nonaccrual	636	508
Land development
Financing Receivable, Nonaccrual	468
Owner occupied one- to four-family residential
Financing Receivable, Nonaccrual	2,216	1,502
Non-owner occupied one- to four-family residential
Financing Receivable, Nonaccrual		69
Commercial business
Financing Receivable, Nonaccrual		114
Consumer
Financing Receivable, Nonaccrual	63	$ 94
FDIC-assisted acquired loans included above
Financing Receivable, Nonaccrual	$ 1,736