Loans - Non-accrual, Loans Past Due Over 90 Days Still on Accrual, and Troubled Debt Restructured ("TDRs") by Class of Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Financing Receivable, Past Due [Line Items]
Non–accrual	$ 14,962	$ 22,142
Loans Past Due Over 90 Days Still Accruing	145	262
Non–performing TDRs	1,521	2,610
Performing TDRs	2,391	1,793
Total Non–performing Loans	19,019	26,807
Non–performing Loans with no Allowance for Credit Losses	16,727	19,821
Commercial
Financing Receivable, Past Due [Line Items]
Non–accrual	6,621	12,714
Loans Past Due Over 90 Days Still Accruing	0	0
Non–performing TDRs	285	1,466
Performing TDRs	603	168
Total Non–performing Loans	7,509	14,348
Non–performing Loans with no Allowance for Credit Losses	5,217	8,789
Commercial | Owner occupied real estate
Financing Receivable, Past Due [Line Items]
Non–accrual	4,247	10,581
Loans Past Due Over 90 Days Still Accruing	0	0
Non–performing TDRs	0	630
Performing TDRs	603	168
Total Non–performing Loans	4,850	11,379
Non–performing Loans with no Allowance for Credit Losses	2,796	6,305
Commercial | Non–owner occupied real estate
Financing Receivable, Past Due [Line Items]
Non–accrual	761	237
Loans Past Due Over 90 Days Still Accruing	0	0
Non–performing TDRs	285	330
Performing TDRs	0	0
Total Non–performing Loans	1,046	567
Non–performing Loans with no Allowance for Credit Losses	1,046	567
Commercial | Residential spec homes
Financing Receivable, Past Due [Line Items]
Non–accrual	0	0
Loans Past Due Over 90 Days Still Accruing	0	0
Non–performing TDRs	0	0
Performing TDRs	0	0
Total Non–performing Loans	0	0
Non–performing Loans with no Allowance for Credit Losses	0	0
Commercial | Development & spec land
Financing Receivable, Past Due [Line Items]
Non–accrual	919	70
Loans Past Due Over 90 Days Still Accruing	0	0
Non–performing TDRs	0	0
Performing TDRs	0	0
Total Non–performing Loans	919	70
Non–performing Loans with no Allowance for Credit Losses	919	70
Commercial | Commercial and industrial
Financing Receivable, Past Due [Line Items]
Non–accrual	694	1,826
Loans Past Due Over 90 Days Still Accruing	0	0
Non–performing TDRs	0	506
Performing TDRs	0	0
Total Non–performing Loans	694	2,332
Non–performing Loans with no Allowance for Credit Losses	456	1,847
Real Estate
Financing Receivable, Past Due [Line Items]
Non–accrual	5,626	5,674
Loans Past Due Over 90 Days Still Accruing	66	17
Non–performing TDRs	892	922
Performing TDRs	1,421	1,381
Total Non–performing Loans	8,005	7,994
Non–performing Loans with no Allowance for Credit Losses	8,005	7,097
Real Estate | Residential mortgage
Financing Receivable, Past Due [Line Items]
Non–accrual	5,626	5,674
Loans Past Due Over 90 Days Still Accruing	66	17
Non–performing TDRs	892	922
Performing TDRs	1,421	1,381
Total Non–performing Loans	8,005	7,994
Non–performing Loans with no Allowance for Credit Losses	8,005	7,097
Real Estate | Residential construction
Financing Receivable, Past Due [Line Items]
Non–accrual	0	0
Loans Past Due Over 90 Days Still Accruing	0	0
Non–performing TDRs	0	0
Performing TDRs	0	0
Total Non–performing Loans	0	0
Non–performing Loans with no Allowance for Credit Losses	0	0
Real Estate | Mortgage warehouse
Financing Receivable, Past Due [Line Items]
Non–accrual	0	0
Loans Past Due Over 90 Days Still Accruing	0	0
Non–performing TDRs	0	0
Performing TDRs	0	0
Total Non–performing Loans	0	0
Non–performing Loans with no Allowance for Credit Losses	0	0
Consumer
Financing Receivable, Past Due [Line Items]
Non–accrual	2,715	3,754
Loans Past Due Over 90 Days Still Accruing	79	245
Non–performing TDRs	344	222
Performing TDRs	367	244
Total Non–performing Loans	3,505	4,465
Non–performing Loans with no Allowance for Credit Losses	3,505	3,935
Consumer | Direct installment
Financing Receivable, Past Due [Line Items]
Non–accrual	7	12
Loans Past Due Over 90 Days Still Accruing	0	1
Non–performing TDRs	0	0
Performing TDRs	0	0
Total Non–performing Loans	7	13
Non–performing Loans with no Allowance for Credit Losses	7	13
Consumer | Indirect installment
Financing Receivable, Past Due [Line Items]
Non–accrual	538	1,174
Loans Past Due Over 90 Days Still Accruing	15	120
Non–performing TDRs	0	0
Performing TDRs	0	0
Total Non–performing Loans	553	1,294
Non–performing Loans with no Allowance for Credit Losses	553	1,294
Consumer | Home equity
Financing Receivable, Past Due [Line Items]
Non–accrual	2,170	2,568
Loans Past Due Over 90 Days Still Accruing	64	124
Non–performing TDRs	344	222
Performing TDRs	367	244
Total Non–performing Loans	2,945	3,158
Non–performing Loans with no Allowance for Credit Losses	$ 2,945	$ 2,628