AMORTIZABLE INTANGIBLE ASSETS (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Sep. 29, 2012	Oct. 01, 2011	Dec. 31, 2011
AMORTIZABLE INTANGIBLE ASSETS
Amortizable intangible assets, net	$ 193,000		$ 193,000		$ 242,000
Accumulated amortization	527,000		527,000
Pre-tax amortization expense	16,000	18,000	49,000	83,000
Estimated amortization expense for the next five years
2012	65,000		65,000
2013	59,000		59,000
2014	52,000		52,000
2015	45,000		45,000
2016	$ 21,000		$ 21,000