Stockholders' Equity (Details) (USD $)	Dec. 25, 2011
Class of Stock [Line Items]
Class A common stock, right to elect percentage of the board of directors	30.00%
Class B common stock, right to elect percentage of the board of directors	70.00%
Minimum consideration for each share of preferred stock	$ 100
Adolph Ochs Family Trust [Member]
Class of Stock [Line Items]
Class B common stock ownership percentage	90.00%