Quarterly Results of Operations (Unaudited) (Details) - Quarterly Results of Operations - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Oct. 01, 2016	Jul. 02, 2016	Apr. 02, 2016	Dec. 31, 2015	Sep. 26, 2015	Jun. 27, 2015	Mar. 28, 2015	Dec. 31, 2016	Dec. 31, 2015
Quarterly Results of Operations [Abstract]
Net Sales	$ 9,802	$ 11,036	$ 12,053	$ 11,683	$ 13,799	$ 13,760	$ 15,133	$ 14,672	$ 44,574	$ 57,364
Gross profit	1,976	1,835	2,062	2,541	3,453	3,410	3,839	2,983	8,414	13,685
Net income from continuing operations					919	391	1,268	2,773	(5,258)	5,351
Net (loss) income from discontinued operations					(2)	74	35	(118)		(11)
Net loss	$ (301)	$ (2,080)	$ (1,392)	$ (1,485)	$ 917	$ 465	$ 1,303	$ 2,655	$ (5,258)	$ 5,340
Net loss per share:
Net income from continuing operations (in Dollars per share)					$ 0.06	$ 0.03	$ 0.09	$ 0.20	$ (0.37)	$ 0.37
Net (loss) income from discontinued operations (in Dollars per share)								(0.01)
Basic (in Dollars per share)	$ (0.02)	$ (0.15)	$ (0.10)	$ (0.10)	0.06	0.03	0.09	0.19	(0.37)	0.37
Net income from continuing operations (in Dollars per share)					0.06	0.03	0.09	0.19	(0.37)	0.37
Net (loss) income from discontinued operations (in Dollars per share)								(0.01)
Diluted (in Dollars per share)	$ (0.02)	$ (0.15)	$ (0.10)	$ (0.10)	$ 0.06	$ 0.03	$ 0.09	$ 0.18	$ (0.37)	$ 0.37