CONSOLIDATED STATEMENTS OF INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Income Statement [Abstract]
Revenue	$ 8,947	$ 8,171
Cost, expenses and other income:
Cost of goods sold, exclusive of depreciation and amortization	6,716	6,476
Selling, general and administrative	1,636	1,765
Depreciation and amortization	207	163
Interest expense	19	21
Arbitration award expense		50
Insurance proceeds - arbitration		(4,500)
Other income, net		(2)
Total expenses	8,578	3,973
Income before income tax provision	369	4,198
Income tax provision	111	1,427
Net income	$ 258	$ 2,771
Basic
Net income per share (in dollars per share)	$ 0.12	$ 1.27
Diluted
Net income per share (in dollars per share)	$ 0.11	$ 1.23