Accounts and Notes Receivable (Detail) - Accounts and Notes Receivable (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 29, 2012	Dec. 31, 2011
Customer notes receivable, current	$ 7,926		$ 8,915
Customer accounts receivable	221,878		226,926
Other receivables	14,099		13,627
Allowance for doubtful accounts	(3,978)		(5,705)
Net current accounts and notes receivable	239,925		243,763
Long-term customer notes receivable	22,408		24,239
Allowance for doubtful accounts	(1,048)		(1,018)
Net long-term notes receivable	$ 21,360	$ 21,360	$ 23,221