Basis Of Presentation (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Basis Of Presentation [Abstract]
Weighted average shares outstanding (basic)	4,294	4,234	4,289	4,228
Impact of common stock equivalents	4	11	3	8
Weighted average shares outstanding (diluted)	4,298	4,245	4,292	4,236
Anti-dilutive options excluded from calculation	43	13	44	28
Net income	$ 1,561	$ 2,474	$ 4,288	$ 5,358
Basic earnings per share	$ 0.36	$ 0.58	$ 1.00	$ 1.27
Diluted earnings per share	$ 0.36	$ 0.58	$ 1.00	$ 1.26