Estimated Future Amortization of Existing Licensed Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 28, 2012
Expected Amortization Expense [Line Items]
Expected Amortization of Intangibles, Remainder of 2013	$ 1,020
Expected Amortization of Intangibles, 2014	1,197
Expected Amortization of Intangibles, 2015	1,197
Expected Amortization of Intangibles, 2016	1,197
Expected Amortization of Intangibles, 2017	1,197
Expected Amortization of Intangibles, Thereafter	6,533
Expected Amortization of Intangibles, Total	12,341
Cost of Goods Sold
Expected Amortization Expense [Line Items]
Expected Amortization of Intangibles, Remainder of 2013	2,486
Expected Amortization of Intangibles, 2014	4,524
Expected Amortization of Intangibles, 2015	4,622
Expected Amortization of Intangibles, 2016	3,728
Expected Amortization of Intangibles, 2017	3,728
Expected Amortization of Intangibles, Thereafter	3,936
Expected Amortization of Intangibles, Total	$ 23,024