Parent Company Only Financial Statements Condensed Parent Company Only Income Statement (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Condensed Financial Statements, Captions [Line Items]
Interest-bearing deposits with banks	$ 293	$ 202
Total interest income	59,620	55,913
Total interest expense	20,712	14,738
Loss before provision for federal income taxes and equity in undistributed earnings of subsidiaries	12,931	18,592
Federal income tax provision	2,562	3,693
Net income	10,369	14,899
Parent Company [Member]
Condensed Financial Statements, Captions [Line Items]
Interest-bearing deposits with banks	153	157
Total interest income	153	157
Total interest expense	1,732	1,557
Loss before provision for federal income taxes and equity in undistributed earnings of subsidiaries	(1,579)	(1,400)
Federal income tax provision	(363)	(311)
Loss before equity in undistributed loss of subsidiaries	(1,216)	(1,089)
Equity in undistributed earnings of subsidiaries	11,585	15,988
Net income	$ 10,369	$ 14,899