Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	In treasury	Paid-In Capital	Retained Earnings	Other Comprehensive Income / Loss	Total
Beginning Balance, Treasury stock shares at Dec. 31, 2015	(1,064)
Beginning Balance, Amount at Dec. 31, 2015	$ (9,730)	$ 2,033	$ 46,516	$ (71)	$ 45,257
Other comprehensive income				71	71
Treasury stock purchased, Shares	(69)
Treasury stock purchased, Amount	$ (738)				(738)
Stock-based compensation		100			100
Net income			2,998		2,998
Ending Balance, Treasury stock shares at Sep. 30, 2016	(1,133)
Ending Balance, Amount at Sep. 30, 2016	$ (10,468)	2,133	49,514	0	47,688
Beginning Balance, Treasury stock shares at Dec. 31, 2016	(1,120)
Beginning Balance, Amount at Dec. 31, 2016	$ (10,340)	2,133	49,995	0	48,362
Treasury stock purchased, Shares	(117)
Treasury stock purchased, Amount	$ (1,187)				(1,187)
Stock-based compensation		49			49
Net income			1,403		1,403
Ending Balance, Treasury stock shares at Sep. 30, 2017	(1,237)
Ending Balance, Amount at Sep. 30, 2017	$ (11,527)	$ 2,247	$ 51,398	$ 0	$ 48,627