Summary of Activity in Allowance For Doubtful Accounts (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Dec. 25, 2010
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period	$ 14,633	$ 13,135	$ 12,593
Charged to Costs and Expenses	4,984	7,804	3,916
Write-offs, Net of Recoveries	(5,116)	(6,306)	(3,374)
Balance at End of Period	14,501	14,633	13,135
Trade Receivables
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period	6,591	5,324	5,547
Charged to Costs and Expenses	4,368	4,503	1,395
Write-offs, Net of Recoveries	(2,309)	(3,236)	(1,618)
Balance at End of Period	8,650	6,591	5,324
Other Receivables
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period	7,768	7,499	6,727
Charged to Costs and Expenses	610	3,293	2,516
Write-offs, Net of Recoveries	(2,766)	(3,024)	(1,744)
Balance at End of Period	5,612	7,768	7,499
Other Non-Current Receivables
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period	274	312	319
Charged to Costs and Expenses	6	8	5
Write-offs, Net of Recoveries	(41)	(46)	(12)
Balance at End of Period	$ 239	$ 274	$ 312