AMORTIZABLE INTANGIBLE ASSETS (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 04, 2015	Jun. 28, 2014	Jul. 04, 2015	Jun. 28, 2014	Jan. 03, 2015
AMORTIZABLE INTANGIBLE ASSETS
Amortizable intangible assets, net	$ 43		$ 43		$ 66
Accumulated amortization	677		677
Amortization expense	12	$ 13	23	$ 26
Estimated amortization expense
2015	45		45
2016	21		21
2017	0		0
2018	0		0
2019	$ 0		$ 0