Fair Value Measurements (Details) (USD $)	Dec. 29, 2012	Jun. 30, 2012	Dec. 31, 2011
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of total debt	$ 3,604,200,000	$ 3,539,300,000	$ 3,330,700,000
Carrying value of total debt	3,105,200,000	3,018,300,000	2,857,800,000
Recurring Fair Value Measurements [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of cash equivalents	178,033,000	477,024,000	136,814,000
Fair value of restricted cash	145,247,000	127,228,000	132,031,000
Total assets at fair value	328,816,000	612,946,000	279,516,000
Recurring Fair Value Measurements [Member] | Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of cash equivalents	0	228,310,000	0
Fair value of restricted cash	145,247,000	127,228,000	132,031,000
Total assets at fair value	145,247,000	355,538,000	132,031,000
Recurring Fair Value Measurements [Member] | Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of cash equivalents	178,033,000	248,714,000	136,814,000
Fair value of restricted cash	0	0	0
Total assets at fair value	183,569,000	257,408,000	147,485,000
Recurring Fair Value Measurements [Member] | Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of cash equivalents	0	0	0
Fair value of restricted cash	0	0	0
Total assets at fair value	0	0	0
Prepaid Expenses And Other Current Assets [Member] | Interest Rate Swap Agreements [Member] | Recurring Fair Value Measurements [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of interest rate swap agreements	488,000	2,475,000
Prepaid Expenses And Other Current Assets [Member] | Interest Rate Swap Agreements [Member] | Recurring Fair Value Measurements [Member] | Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of interest rate swap agreements	0	0
Prepaid Expenses And Other Current Assets [Member] | Interest Rate Swap Agreements [Member] | Recurring Fair Value Measurements [Member] | Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of interest rate swap agreements	488,000	2,475,000
Prepaid Expenses And Other Current Assets [Member] | Interest Rate Swap Agreements [Member] | Recurring Fair Value Measurements [Member] | Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of interest rate swap agreements	0	0
Other Assets [Member] | Interest Rate Swap Agreements [Member] | Recurring Fair Value Measurements [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of interest rate swap agreements	5,048,000	6,219,000	10,671,000
Other Assets [Member] | Interest Rate Swap Agreements [Member] | Recurring Fair Value Measurements [Member] | Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of interest rate swap agreements	0	0	0
Other Assets [Member] | Interest Rate Swap Agreements [Member] | Recurring Fair Value Measurements [Member] | Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of interest rate swap agreements	5,048,000	6,219,000	10,671,000
Other Assets [Member] | Interest Rate Swap Agreements [Member] | Recurring Fair Value Measurements [Member] | Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of interest rate swap agreements	$ 0	$ 0	$ 0