Goodwill and Other Intangible Assets Acquired - Goodwill (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
	Jun. 26, 2011	Dec. 25, 2011	Dec. 26, 2010
Goodwill [Roll Forward]
Goodwill, gross, beginning balance		$ 1,449,682	$ 1,457,414
Accumulated impairment losses, beginning balance		(805,218)	(805,218)
Goodwill, beginning balance		644,464	652,196
Foreign currency translation		(475)	(7,732)
Goodwill disposed of during year		(3,002)
Impairment of assets, goodwill	(152,093)	(152,093)
Goodwill, gross, ending balance		1,446,205	1,449,682
Accumulated impairment losses, ending balance		(957,311)	(805,218)
Goodwill, ending balance		488,894	644,464
News Media Group [Member]
Goodwill [Roll Forward]
Goodwill, gross, beginning balance		1,079,704	1,087,436
Accumulated impairment losses, beginning balance		(805,218)	(805,218)
Goodwill, beginning balance		274,486	282,218
Foreign currency translation		(475)	(7,732)
Goodwill disposed of during year		(300)
Impairment of assets, goodwill		152,093
Goodwill, gross, ending balance		1,078,929	1,079,704
Accumulated impairment losses, ending balance		(957,311)	(805,218)
Goodwill, ending balance		121,618	274,486
About Group [Member]
Goodwill [Roll Forward]
Goodwill, gross, beginning balance		369,978	369,978
Accumulated impairment losses, beginning balance		0	0
Goodwill, beginning balance		369,978	369,978
Foreign currency translation		0	0
Goodwill disposed of during year		(2,702)
Impairment of assets, goodwill		0
Goodwill, gross, ending balance		367,276	369,978
Accumulated impairment losses, ending balance		0	0
Goodwill, ending balance		$ 367,276	$ 369,978