Employee Benefit Plans - Summary of Restricted Stock Units Outstanding (Detail) (Restricted Stock Units Outstanding [Member], USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 27, 2013
Restricted Stock Units Outstanding [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares Underlying Restricted Stock Units	2,934
Weighted Average Remaining Vesting Period (Years)	0 years 10 months 29 days
Aggregate Fair Value	$ 22,824	[1]

[1] Represents the fair value of the Company’s common stock as of September 27, 2013, times the number of restricted stock units vested and expected to vest as of the same date.