SUPPLEMENTAL QUARTERLY DATA (UNAUDITED) (Details) - USD ($)	3 Months Ended								12 Months Ended
	Jan. 01, 2017	Oct. 02, 2016	Jul. 03, 2016	Apr. 03, 2016	Jan. 03, 2016	Sep. 27, 2015	Jun. 28, 2015	Mar. 29, 2015	Jan. 01, 2017	Jan. 03, 2016	Dec. 28, 2014
Selected Quarterly Financial Information [Abstract]
Revenues	$ 22,085,000	$ 25,510,000	$ 28,044,000	$ 23,540,000	$ 25,367,000	$ 27,881,000	$ 32,714,000	$ 28,264,000	$ 99,179,000	$ 114,226,000	$ 131,862,000
Income from operations	(1,070,000)	(3,749,000)	334,000	395,000	(447,000)	1,307,000	981,000	302,000	(4,090,000)	2,143,000	3,856,000
Net income from continuing operations	(826,000)	(2,378,000)	113,000	(69,000)	(307,000)	731,000	547,000	108,000	(2,942,000)	1,079,000	2,255,000
Income (Loss) from Discontinued Operations, Net of Tax	$ (116,000)	$ (81,000)	$ 27,000	$ 681,000	$ (5,636,000)	$ (23,000)	$ 107,000	$ 89,000	$ 511,000	$ (5,463,000)	$ 642,000
Income (loss) from continuing operations per basic share	$ (0.12)	$ (0.34)	$ 0.02	$ 0.02	$ (0.05)	$ 0.11	$ 0.07	$ 0.02	$ (0.42)	$ 0.15	$ 0.31
Income loss from discontinued operations per basic share	(0.02)	(0.01)	0	0.1	(0.81)	0	0.02	0.01	0.07	(0.78)	0.09
Income loss from continuing operations per diluted share	(0.12)	(0.34)	0.02	0.02	(0.04)	0.1	0.07	0.02	(0.42)	0.15	0.31
Income loss from discontinued operations per diluted share	$ (0.02)	$ (0.01)	$ 0	$ 0.1	$ (0.81)	$ 0	$ 0.02	$ 0.01	$ 0.07	$ (0.78)	$ 0.09