Investments in Unconsolidated Companies and Miami Land and Building (Details Textual) (USD $)	3 Months Ended	6 Months Ended
	Jun. 26, 2011	Jun. 24, 2012	Jun. 26, 2011	Mar. 25, 2012 acre	Dec. 25, 2011	May 27, 2011 acre	Jan. 31, 2011
Investments in Unconsolidated Companies and Miami Land and Building (Textual) [Abstract]
Proportionate share of net income before taxes		20.00%
Contract Termination Fee							$ 7,000,000
Nonrefundable deposits							16,500,000
Company sold land						14.0
Sold land original contract						9.4
Purchase price						236,000,000
Escrow account		6,000,000
Relocation claim	230,000,000	6,000,000	230,000,000
Company expects to recognize a gain	10,000,000		10,000,000
Land purchased in Doral, Fla				6.1
Payments To Land Purchased		311,688,000		3,100,000	308,489,000
Initial annual base operating lease payments		1,800,000
Capital expenditures related to the new facilities		33,000,000
Cash expenses to relocate the Miami newspapers		12,000,000
Accelerated depreciation		13,000,000
Cash costs in connection with the relocation		6,000,000
Reimbursement of moving expenses		$ 6,000,000