CONSOLIDATED STATEMENTS OF INCOME (LOSS) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Income Statement [Abstract]
Revenue	$ 36,729	$ 31,646
Cost, expenses and other income:
Cost of goods sold, exclusive of depreciation and amortization	27,641	24,525
Selling, general and administrative	6,162	5,580
Interest expense	70	47
Arbitration award expense	50	$ 5,597
Insurance proceeds - arbitration	(4,500)
Depreciation and amortization	718	$ 652
Other income, net	(140)	(16)
Total expenses	30,001	36,385
Income (loss) before income tax provision	6,728	(4,739)
Income tax provision (benefit)	2,131	(1,613)
Net income (loss)	$ 4,597	$ (3,126)
Basic
Net income (loss) per share (in dollars per share)	$ 2.11	$ (1.46)
Diluted
Net income (loss) per share (in dollars per share)	$ 2.03	$ (1.38)