FAIR VALUE MEASUREMENTS (Assets and Liabilities Measured on Recurring Basis) (Details) (USD $)	12 Months Ended
	Jan. 03, 2015	Dec. 28, 2013
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Gain on mark to market of marketable securities	$ 400,000	$ 500,000
Liabilities
Business Combination, Contingent Consideration, Liability	7,711,000
Level 1 [Member]
Assets
Investments	7,600,000	5,400,000
Liabilities
Contingent consideration	0	0
Level 2 [Member]
Assets
Investments	0	0
Liabilities
Contingent consideration	0	0
Level 3 [Member]
Assets
Investments	0	0
Liabilities
Contingent consideration		$ 16,300,000