Consolidated Statement of Stockholders' Equity (Unaudited) - 3 months ended Mar. 31, 2018 - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Treasury Stock [Member]	Total
Balance (in shares) at Dec. 31, 2017	10,427,435					10,427,435
Balance at Dec. 31, 2017	$ 104	$ 25,860	$ 12,646	$ 882	$ (204)	$ 39,288
Net earnings			381			381
Other comprehensive income				38		38
Amortization of deferred compensation related to stock-based awards		121				$ 121
Issuance of unvested shares of restricted stock (in shares)	79,200
Issuance of unvested shares of restricted stock	$ 1	(1)
Balance (in shares) at Mar. 31, 2018	10,506,635					10,506,635
Balance at Mar. 31, 2018	$ 105	$ 25,980	$ 13,027	$ 920	$ (204)	$ 39,828