CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Income Statement [Abstract]
Revenue	$ 30,310	$ 30,510
Costs, expenses and other income:
Cost of goods sold, exclusive of depreciation and amortization	22,799	22,416
Selling, general and administrative	5,638	5,047
Interest expense	41	52
Depreciation and amortization	640	614
Other income, net	(42)	(14)
Total expenses	29,076	28,115
Income from continuing operations before income tax provision	1,234	2,395
Income tax provision	259	748
Income from continuing operations	975	1,647
Discontinued Operations:
Loss from operations of a discontinued component, net of income tax benefit		(647)
Loss on disposal of QCC and AMP, net of income tax benefit		(680)
Loss from discontinued operations		(1,327)
Net income	$ 975	$ 320
Basic
Income per share from continuing operations (in dollars per share)	$ 0.43	$ 0.77
Loss per share from discontinued operations (in dollars per share)		$ (0.62)
Total net income per share (in dollars per share)	$ 0.43	$ 0.15
Diluted
Income per share from continuing operations (in dollars per share)	$ 0.43	$ 0.77
Loss per share from discontinued operations (in dollars per share)		$ (0.62)
Total net income per share (in dollars per share)	$ 0.43	$ 0.15