Loans and Allowance for Loan Losses - Loans outstanding by portfolio segment (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Loans and Allowance for Loan Losses
Total loans	$ 1,818,042	$ 1,758,020
Deferred loan fees and costs	444	231
PPP Loans
Loans and Allowance for Loan Losses
Deferred loan fees and costs	333	881
Commercial
Loans and Allowance for Loan Losses
Total loans	1,111,211	1,076,273
Consumer
Loans and Allowance for Loan Losses
Total loans	706,831	681,747
Commercial and industrial | PPP Loans
Loans and Allowance for Loan Losses
Total loans	13,100	33,600
Commercial and industrial | Commercial
Loans and Allowance for Loan Losses
Total loans	467,449	436,761
Real estate construction | Commercial
Loans and Allowance for Loan Losses
Total loans	41,604	40,619
Residential | Consumer | Real estate first mortgage
Loans and Allowance for Loan Losses
Total loans	522,489	510,716
Residential | Consumer | Real estate junior lien
Loans and Allowance for Loan Losses
Total loans	130,604	125,668
Commercial real estate | Commercial
Loans and Allowance for Loan Losses
Total loans	602,158	598,893
Other revolving and installment | Consumer
Loans and Allowance for Loan Losses
Total loans	$ 53,738	$ 45,363