GOODWILL AND IDENTIFIED INTANGIBLES - Amortization Expense for Identifiable Purchased Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 28, 2012	Sep. 30, 2011	Sep. 28, 2012	Sep. 30, 2011
Finite-Lived Intangible Assets [Line Items]
Total amortization expense	$ 7,227	$ 7,675	$ 22,004	$ 22,767
Cost of revenue [Member]
Finite-Lived Intangible Assets [Line Items]
Total amortization expense	5,048	5,446	15,456	16,079
Operating expenses [Member]
Finite-Lived Intangible Assets [Line Items]
Total amortization expense	$ 2,179	$ 2,229	$ 6,548	$ 6,688