DEBT (Details) (USD $)	Sep. 28, 2013	Dec. 29, 2012	Dec. 31, 2012 Tax Increment Financing	Sep. 28, 2013 Estimate of Fair Value, Fair Value Disclosure	Dec. 29, 2012 Estimate of Fair Value, Fair Value Disclosure
Debt
Prudential Agreement, fixed interest rate	5.79%
Principal borrowed			$ 25,000,000
Interest rate			3.60%
Cross default trigger			10,000,000
Prudential Agreement - 5.79 percent	150,000,000	150,000,000
Tax increment financing debt	24,600,000	0
Capital leases	800,000	1,000,000
Foreign subsidiary debt	15,200,000	14,900,000
Debt and capital lease obligations	190,600,000	165,900,000
Less current maturities	(16,440,000)	(15,176,000)
Long-term debt	174,241,000	150,729,000
Estimated fair value of long-term debt				$ 205,000,000	$ 179,800,000