Debt, Commitments And Contingencies (Schedule Of Debt) (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 29, 2012	Dec. 30, 2011
Debt Instrument [Line Items]
Promissory notes and other debt	$ 697,357	$ 564,436
Less current portion of long-term debt	80,178	65,918
Non-current portion	617,179	498,518
Term Loan [Member]
Debt Instrument [Line Items]
Promissory notes and other debt	375,000	385,000
Non-current portion	350,000
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Promissory notes and other debt	320,000	177,300
Non-current portion	267,000
Promissory Notes And Other Debt [Member]
Debt Instrument [Line Items]
Promissory notes and other debt	$ 2,357	$ 2,136