Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019
Schedule of loan balances
Total loans	$ 1,935,059		$ 2,055,900
Allowance for loan losses	(24,806)	$ (24,935)	(22,144)	$ (16,960)	$ (14,952)	$ (14,487)
Commercial real estate
Schedule of loan balances
Allowance for loan losses	(12,290)	(8,844)	(10,824)	(7,972)	(6,637)	(6,156)
Commercial
Schedule of loan balances
Allowance for loan losses	(4,600)	(5,450)	(5,073)	(3,293)	(2,651)	(2,447)
Residential real estate
Schedule of loan balances
Allowance for loan losses	(4,130)	(3,961)	(3,643)	(2,991)	(2,945)	(3,029)
Consumer
Schedule of loan balances
Allowance for loan losses	(3,786)	$ (6,680)	(2,604)	$ (2,704)	$ (2,719)	$ (2,855)
Originated Loans
Schedule of loan balances
Total loans	1,726,111		1,805,661
Originated Loans | Commercial real estate, Owner occupied | Commercial real estate
Schedule of loan balances
Loan balances	215,016		215,187
Originated Loans | Commercial real estate, Non-owner occupied | Commercial real estate
Schedule of loan balances
Loan balances	315,823		309,777
Originated Loans | Commercial real estate, Farmland | Commercial real estate
Schedule of loan balances
Loan balances	150,703		156,277
Originated Loans | Commercial real estate, Other | Commercial real estate
Schedule of loan balances
Loan balances	73,885		78,140
Originated Loans | Commercial, Commercial and industrial | Commercial
Schedule of loan balances
Loan balances	337,541		385,831
Originated Loans | Commercial, Agricultural | Commercial
Schedule of loan balances
Loan balances	45,743		44,922
Originated Loans | Residential real estate, 1-4 family residential | Residential real estate
Schedule of loan balances
Loan balances	309,434		324,723
Originated Loans | Residential real estate, Home equity lines of credit | Residential real estate
Schedule of loan balances
Loan balances	91,842		92,968
Originated Loans | Consumer, Indirect | Consumer
Schedule of loan balances
Loan balances	156,765		164,620
Originated Loans | Consumer, Direct | Consumer
Schedule of loan balances
Loan balances	20,188		23,348
Originated Loans | Consumer, Other | Consumer
Schedule of loan balances
Loan balances	9,171		9,868
Acquired Loans
Schedule of loan balances
Total loans	233,790		272,150
Net Deferred loan (fees) costs	(36)		233
Acquired Loans | Commercial real estate, Owner occupied | Commercial real estate
Schedule of loan balances
Loan balances	42,890		45,101
Acquired Loans | Commercial real estate, Non-owner occupied | Commercial real estate
Schedule of loan balances
Loan balances	46,084		52,863
Acquired Loans | Commercial real estate, Farmland | Commercial real estate
Schedule of loan balances
Loan balances	22,900		26,080
Acquired Loans | Commercial real estate, Other | Commercial real estate
Schedule of loan balances
Loan balances	11,111		12,868
Acquired Loans | Commercial, Commercial and industrial | Commercial
Schedule of loan balances
Loan balances	13,720		18,662
Acquired Loans | Commercial, Agricultural | Commercial
Schedule of loan balances
Loan balances	4,080		4,850
Acquired Loans | Residential real estate, 1-4 family residential | Residential real estate
Schedule of loan balances
Loan balances	73,752		89,118
Acquired Loans | Residential real estate, Home equity lines of credit | Residential real estate
Schedule of loan balances
Loan balances	15,312		17,383
Acquired Loans | Consumer, Direct | Consumer
Schedule of loan balances
Loan balances	3,857		5,128
Acquired Loans | Consumer, Other | Consumer
Schedule of loan balances
Loan balances	$ 84		$ 97