Commitments and Contingencies - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended
Apr. 01, 2017	Dec. 31, 2016	Sep. 04, 2012
Commitments and Contingencies Disclosure [Abstract]
Assessed damages			$ 4.0
Payment of settlement compensation	$ 8.5
Litigation Settlement, Expense		$ 9.2

Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

No definition available.

Name:	us-gaap_LitigationSettlementExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration