Intangible Assets (Detail) (USD $)	12 Months Ended
	Dec. 31, 2011 Year	Jan. 01, 2011 Year
Intangible Assets by Major Class [Line Items]
Gross carrying amount	$ 95,743,000	$ 63,051
Accumulated amortization	(41,846,000)	(29,523)
Trademarks and Tradenames
Intangible Assets by Major Class [Line Items]
Gross carrying amount	180,829,000	155,726,000
Customer Lists
Intangible Assets by Major Class [Line Items]
Estimated weighted ave remaining life	3.1	3.9
Gross carrying amount	67,904,000	43,662,000
Accumulated amortization	(28,435,000)	(19,597,000)
Backlog
Intangible Assets by Major Class [Line Items]
Estimated weighted ave remaining life	2.0
Gross carrying amount	9,733,000	3,568,000
Accumulated amortization	(4,378,000)	(3,568,000)
Developed Technology
Intangible Assets by Major Class [Line Items]
Estimated weighted ave remaining life	1.7	3.7
Gross carrying amount	18,106,000	15,821,000
Accumulated amortization	$ (9,033,000)	$ (6,358,000)