Changes in Accumulated Other Comprehensive Loss - Schedule of Changes in Accumulated Other Comprehensive Loss (Parenthetical) (Detail)	12 Months Ended
Jan. 02, 2016
Interest Rate Swap Derivative [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Expiry of interest rate swap derivative	Jan. 31, 2013

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

Name:	us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration