Acquisition (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Business Acquisition, Equity Interests Issued or Issuable [Line Items]
Common stock, shares, outstanding (in shares)	12,926,686	12,936,783
Assets	$ 1,725,615	$ 1,639,308
Interest-bearing demand deposits	8,334	3,746
Liabilities	1,487,030	1,411,260
Deposits	1,430,394	1,348,280
Goodwill	$ 59,221	$ 59,221