Schedule of Prepayments (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 30, 2014	Dec. 31, 2013
Prepaid Expenses [Line Items]
Contract manufacturer prepayments	$ 108,048	$ 115,388
Prepaid taxes	9,979	3,281
Prepaid professional services	6,134	6,538
Other prepayments	7,323	11,167
Prepayments	$ 131,484	$ 136,374