Stockholders' Equity and Earnings per Share, OCI by Component, Anti-Dilutive Securities (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Computation of earnings per share [Abstract]
Net Income (loss) Available to Common Stockholders, Basic	$ 2,232	$ 1,597	$ 5,885	$ 3,531
Net Income Available to Common Stockholders, Diluted	$ 2,232	$ 1,597	$ 5,885	$ 3,531
Weighted Average Common Shares, Basic (in shares)	5,198,634	5,182,181	5,195,912	5,127,090
Potentially dilutive common shares - employee stock purchase program (in shares)	0	0	0	0
Weighted Average Common Shares, Diluted (in shares)	5,198,656	5,182,181	5,195,962	5,127,113
Earnings Per Share, Basic (in dollars per share)	$ 0.43	$ 0.31	$ 1.13	$ 0.69
Earnings Per Share, Diluted (in dollars per share)	$ 0.43	$ 0.31	$ 1.13	$ 0.69
Stock Options [Member]
Earnings Per Share [Abstract]
Antidilutive securities excluded from computation of earnings per share (in shares)			0	0