Derivative Instruments - Additional Information (Detail)		1 Months Ended	3 Months Ended		9 Months Ended
	Oct. 27, 2014	Jun. 30, 2014 Tranches	Oct. 03, 2015 USD ($)	Sep. 27, 2014 USD ($)	Oct. 03, 2015 USD ($)	Sep. 27, 2014 USD ($)	Dec. 31, 2014 USD ($)
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Number of tranches | Tranches		2
Net liability position of derivatives			$ 11,200,000		$ 11,200,000		$ 14,500,000
(Loss) gain on accumulated other comprehensive income			0	$ 0	0	$ 0
Losses on the forward interest rate swaps designated in a hedging relationship expected to be reclassified from accumulated other comprehensive loss into earnings during the next 12 months.			10,500,000		10,500,000
Term Loan [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Debt instrument, carrying amount			2,070,000,000		$ 2,070,000,000		$ 2,200,000,000
Interest rate description					Term Loan that accrues interest at a variable rate of LIBOR (subject to a floor of 0.75% per annum) plus a margin of 4.0%.
Interest rate variable	4.75%
Floor Rate [Member] | Term Loan [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Interest rate variable	0.75%
Margin Rate [Member] | Term Loan [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Interest rate variable	4.00%
Revolving Credit Facility [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Revolving credit facility maximum borrowing capacity			$ 250,000,000		$ 250,000,000