INVESTMENTS IN SECURITIES (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 30, 2014	Mar. 30, 2014 Available For Sale Securities Current Investments [Member]	Dec. 29, 2013 Available For Sale Securities Current Investments [Member]	Mar. 30, 2014 Cash Equivalents [Member]	Dec. 29, 2013 Cash Equivalents [Member]	Mar. 30, 2014 Other [Member]	Dec. 29, 2013 Other [Member]
Fixed income securities, Amortized Cost		$ 37,000	$ 96,902	$ 162,290	$ 103,121	$ 930	$ 56
Fixed income securities, Fair Value		37,005	96,902	162,291	103,124	930	56
Realized gain on sale of securities	$ 83