Stockholders' Equity and Earnings per Share, OCI by Component, Anti-Dilutive Securities (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Computation of earnings per share [Abstract]
Net Income (loss) Available to Common Stockholders, Basic	$ 1,626	$ 992	$ 3,653	$ 1,934
Net Income Available to Common Stockholders, Diluted	$ 1,626	$ 992	$ 3,653	$ 1,934
Weighted Average Common Shares, Basic (in shares)	5,202,166	5,177,233	5,194,529	5,099,008
Potentially dilutive common shares - employee stock purchase program (in shares)	0	0	0	0
Weighted Average Common Shares, Diluted (in shares)	5,202,196	5,177,233	5,194,594	5,099,124
Earnings Per Share, Basic (in dollars per share)	$ 0.31	$ 0.19	$ 0.70	$ 0.38
Earnings Per Share, Diluted (in dollars per share)	$ 0.31	$ 0.19	$ 0.70	$ 0.38
Stock Options [Member]
Earnings Per Share [Abstract]
Antidilutive securities excluded from computation of earnings per share (in shares)			0	0