Consolidated Statement of Stockholders' Equity (Unaudited) - 9 months ended Sep. 30, 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			3,829			3,829
Other comprehensive income				(86)		(86)
Amortization of deferred compensation related to stock-based awards		472				$ 472
Issuance of unvested shares of restricted stock (in shares)	95,600
Issuance of unvested shares of restricted stock	$ 1	(1)
Balance (in shares) at Sep. 30, 2018	10,523,035					10,523,035
Balance at Sep. 30, 2018	$ 105	$ 26,331	$ 16,475	$ 796	$ (204)	$ 43,503