Discontinued Operations (Details) (USD $)	0 Months Ended	3 Months Ended		12 Months Ended
	Oct. 24, 2013	Mar. 30, 2014	Mar. 31, 2013	Dec. 29, 2013
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Working capital adjustment		$ 1,559,000	$ 0
New England Media Group [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from sale of discontinued operations	70,000,000
Net after-tax proceeds from the sale, including a tax benefit	74,000,000
Pre-tax gain				47,600,000
Working capital adjustment		1,559,000
Discontinued Operation Income Statement Disclosures [Abstract]
Revenues		0	85,258,000
Total operating costs		0	89,725,000
Loss from joint ventures		0	(70,000)
Interest expense, net		0	3,000
Pre-tax loss		0	(4,540,000)
Income tax benefit		0	(1,755,000)
Loss from discontinued operations, net of income taxes		0	(2,785,000)
Loss on sale		(1,559,000)	0
Income tax benefit		(565,000)	0
Loss on sale, net of income taxes		(994,000)	0
Loss from discontinued operations, net of income taxes		$ (994,000)	$ (2,785,000)	$ 28,100,000
MetroBostonLLC [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Percentage ownership	49.00%