Discontinued Operations (Details) (USD $)	3 Months Ended							6 Months Ended			12 Months Ended		0 Months Ended	3 Months Ended	6 Months Ended	0 Months Ended	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2013	Mar. 31, 2013	Dec. 30, 2012	Sep. 23, 2012	Jun. 24, 2012		Mar. 25, 2012	Jun. 30, 2013	Jun. 24, 2012		Dec. 30, 2012	Dec. 25, 2011	Sep. 25, 2012 About Group [Member]	Jun. 24, 2012 About Group [Member]	Jun. 24, 2012 About Group [Member]	Jan. 06, 2012 Regional Media Group [Member]	Jun. 24, 2012 Regional Media Group [Member]		Jun. 24, 2012 Regional Media Group [Member]		Dec. 30, 2012 Regional Media Group [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net working capital adjustment													$ 17,000,000
Proceeds from sale of discontinued operations								0	140,044,000				300,000,000			140,000,000
Number of newspapers, print publications and related businesses sold																16
Net after-tax proceeds from the sale, including a tax benefit																150,000,000
Discontinued Operation Income Statement Disclosures [Abstract]
Revenues					25,410,000				55,469,000					25,410,000	49,354,000		0		6,115,000
Total operating costs					17,505,000				42,470,000					17,505,000	34,453,000		0		8,017,000
Impairment of goodwill					194,732,000				194,732,000					194,732,000	194,732,000		0		0
Pre-tax loss					(186,827,000)				(181,733,000)					(186,827,000)	(179,831,000)		0		(1,902,000)
Income tax benefit					(65,643,000)				(63,704,000)					(65,643,000)	(62,968,000)		0		(736,000)
Loss from discontinued operations, net of income taxes					(121,184,000)				(118,029,000)					(121,184,000)	(116,863,000)		0		(1,166,000)
Loss on sale					(7,026,000)			0	(4,717,000)				96,700,000	0	0		(7,026,000)		(4,717,000)
Income tax benefit					2,521,000	[1]			30,448,000	[1]				0	0		2,521,000	[1]	30,448,000	[1]
(Loss)/gain on sale, net of income taxes					(4,505,000)				25,731,000				61,900,000	0	0		(4,505,000)		25,731,000		23,600,000
(Loss)/income from discontinued operations, net of income taxes					(125,689,000)				(92,298,000)					(121,184,000)	(116,863,000)		(4,505,000)		24,565,000
Loss from discontinued operations, net of income taxes	$ 0	$ 0	$ 59,789,000	$ 6,026,000	$ (125,689,000)		$ 33,391,000	$ 0	$ (92,298,000)		$ (26,483,000)	$ (91,519,000)									$ (6,600,000)

[1] The income tax benefit for the Regional Media Group included a tax deduction for goodwill, which was previously non-deductible, triggered upon the sale of the Regional Media Group.