Subordinated Debentures (Details) - USD ($) $ in Thousands		12 Months Ended
	Jul. 12, 2017	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Subordinated Debentures
Total amortization expense		$ 103	$ 103	$ 43
Subordinated notes due 2027
Subordinated Debentures
Aggregate principal amount	$ 25,000
Percentage of face value at which notes are issued	100.00%
Issuance costs	$ 516
Amortization period of debt	5 years
Total amortization expense		103	103	43
Remaining to be amortized		$ 267	$ 370	$ 473
Fixed interest rate	5.875%
Redemption percentage of the outstanding principal amount	100.00%
LIBOR | Subordinated notes due 2027
Subordinated Debentures
Variable spread on debt	3.88%