DEBT AND LINES OF CREDIT (Details 2) (USD $) In Thousands, unless otherwise specified	Jun. 29, 2013	Dec. 29, 2012
Debt and Lines of credit
Total long-term debt	$ 158,255	$ 178,097
Current portion of long-term debt	29,608	27,339
Total long-term debt, less current portion	128,647	150,758
U.S. term loan, maturing October 2016
Debt and Lines of credit
Total long-term debt	152,625	171,125
Israeli loans, maturing through October 2015
Debt and Lines of credit
Total long-term debt	2,885	3,591
Japanese private placement bonds due June 2014
Debt and Lines of credit
Total long-term debt	2,016	2,325
Japanese loans due through November 2016
Debt and Lines of credit
Total long-term debt	$ 729	$ 1,056