Discontinued Operations (Details) - USD ($) $ in Thousands		3 Months Ended						9 Months Ended	12 Months Ended
		Dec. 28, 2014	Sep. 28, 2014	Jun. 29, 2014	Mar. 30, 2014	Mar. 31, 2013	Dec. 30, 2012	Dec. 30, 2012	Dec. 27, 2015	Dec. 28, 2014		Dec. 29, 2013		Dec. 30, 2012
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Revenues										$ 0		$ 287,677
Total operating costs										0		281,414
Multiemployer pension withdrawal expense						$ 0				0	[1]	7,997	[1]
Impairment of assets	[2]									0		34,300
Income (loss) from joint ventures										0		(240)
Interest expense, net										0		9
Pre-tax income/(loss)										0		(36,283)
Income tax expense/(benefit)	[3]									0		(15,870)
(Loss)/income from discontinued operations, net of income taxes									$ 0	0		(20,413)
Gain/(loss) on sale, net of income taxes:
Gain (loss) on sale	[4]									(975)		47,980
Income tax expense										111		19,618
(Loss)/gain on sale, net of income taxes									0	(1,086)		28,362
(Loss)/income from discontinued operations, net of income taxes		$ (92)	$ 0	$ 0	$ (994)				$ 0	(1,086)		7,949
New England Media Group [Member]
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Revenues										0		287,677
Total operating costs										0		281,414
Multiemployer pension withdrawal expense	[1]									0		7,997
Impairment of assets	[2]									0		34,300
Income (loss) from joint ventures										0		(240)
Interest expense, net										0		9
Pre-tax income/(loss)										0		(36,283)
Income tax expense/(benefit)	[3]									0		(13,373)
(Loss)/income from discontinued operations, net of income taxes										0		(22,910)
Gain/(loss) on sale, net of income taxes:
Gain (loss) on sale	[3],[4]									(349)		47,561
Income tax expense										(127)		19,457
(Loss)/gain on sale, net of income taxes										(222)		28,104
(Loss)/income from discontinued operations, net of income taxes										(222)		5,194
About Group [Member]
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Revenues										0		0
Total operating costs										0		0
Multiemployer pension withdrawal expense										0		0
Impairment of assets	[2]									0		0
Income (loss) from joint ventures										0		0
Interest expense, net										0		0
Pre-tax income/(loss)										0		0
Income tax expense/(benefit)	[3]									0		(2,497)
(Loss)/income from discontinued operations, net of income taxes										0		2,497
Gain/(loss) on sale, net of income taxes:
Gain (loss) on sale							$ 96,700			(229)	[4]	419	[4]
Income tax expense										(93)		161
(Loss)/gain on sale, net of income taxes							$ 61,900			(136)		258
(Loss)/income from discontinued operations, net of income taxes										(136)		$ 2,755
Regional Media Group [Member]
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Revenues						0				0
Total operating costs						0				0
Impairment of assets	[2]					0				0
Income (loss) from joint ventures						0				0
Interest expense, net						0				0
Pre-tax income/(loss)						0				0
Income tax expense/(benefit)	[3]					0				0
(Loss)/income from discontinued operations, net of income taxes						0				0
Gain/(loss) on sale, net of income taxes:
Gain (loss) on sale	[4]					0				(397)
Income tax expense						0				331
(Loss)/gain on sale, net of income taxes						0				(728)				$ 23,600
(Loss)/income from discontinued operations, net of income taxes						$ 0		$ (6,600)		$ (728)

[1] The multiemployer pension plan withdrawal expense in 2013 is related to estimated charges for complete or partial withdrawal obligations under multiemployer pension plans triggered by the sale of the New England Media Group.

[2] Included in impairment of assets in 2013 is the impairment of fixed assets related to the New England Media Group.

[3] The income tax benefit for the About Group in 2013 is related to a change in prior period estimated tax expense.

[4] Included in the gain on sale in 2013 is a $49.1 million post-retirement curtailment gain related to the New England Media Group.