INVESTMENTS IN UNCONSOLIDATED COMPANIES (Details) (USD $) In Thousands, unless otherwise specified	Sep. 29, 2013	Dec. 30, 2012
Investments in unconsolidated companies and joint ventures
Investments in unconsolidated companies	$ 331,181	$ 299,603
Career Builder LLC
Investments in unconsolidated companies and joint ventures
Ownership Interest (as a percent)	15.00%
Investments in unconsolidated companies	223,401	210,365
Classified Ventures LLC
Investments in unconsolidated companies and joint ventures
Ownership Interest (as a percent)	25.60%
Investments in unconsolidated companies	90,778	69,907
Home Finder LLC
Investments in unconsolidated companies and joint ventures
Ownership Interest (as a percent)	33.30%
Investments in unconsolidated companies	1,535	2,573
Wanderful Media
Investments in unconsolidated companies and joint ventures
Ownership Interest (as a percent)	12.20%
Investments in unconsolidated companies	3,094	2,551
Seattle Times Company (C-Corporation)
Investments in unconsolidated companies and joint ventures
Ownership Interest (as a percent)	49.50%
Ponderay (general partnership)
Investments in unconsolidated companies and joint ventures
Ownership Interest (as a percent)	27.00%
Investments in unconsolidated companies	9,390	11,375
Other
Investments in unconsolidated companies and joint ventures
Investments in unconsolidated companies	$ 2,983	$ 2,832