Loans - Schedule of Nonaccrual Loans by Loan Category (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual Loans With No Related Allowance	$ 25,090	$ 26,624
Nonaccrual Loans With an Allowance	7,522	9,486
Total Nonaccrual Loans	32,612	36,110
Allowance for Credit Losses	4,082	5,832
Construction and land development
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual Loans With No Related Allowance	40	148
Nonaccrual Loans With an Allowance	0	19
Total Nonaccrual Loans	40	167
Allowance for Credit Losses	0	8
Commercial real estate - owner-occupied
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual Loans With No Related Allowance	3,490	7,893
Nonaccrual Loans With an Allowance	1,026	288
Total Nonaccrual Loans	4,516	8,181
Allowance for Credit Losses	417	287
Commercial real estate - non owner-occupied
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual Loans With No Related Allowance	3,739	5,666
Nonaccrual Loans With an Allowance	1,452	2,418
Total Nonaccrual Loans	5,191	8,084
Allowance for Credit Losses	95	1,640
Residential real estate
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual Loans With No Related Allowance	14,345	9,520
Nonaccrual Loans With an Allowance	693	2,972
Total Nonaccrual Loans	15,038	12,492
Allowance for Credit Losses	362	1,587
Commercial and financial
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual Loans With No Related Allowance	3,443	3,175
Nonaccrual Loans With an Allowance	3,801	3,429
Total Nonaccrual Loans	7,244	6,604
Allowance for Credit Losses	2,658	2,235
Consumer
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual Loans With No Related Allowance	33	222
Nonaccrual Loans With an Allowance	550	360
Total Nonaccrual Loans	583	582
Allowance for Credit Losses	$ 550	$ 75