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Assets Held for Sale - Schedule of Assets Held for Sale Activity (Detail) - Discontinued Operations, Held-for-sale [Member]
$ in Thousands
6 Months Ended
Jul. 02, 2016
USD ($)
Long Lived Assets Held-for-sale [Line Items]  
Balance at beginning of year $ 5,459
Transfers in 19,183
Assets sold (2,594)
Tangible asset impairment charges (125)
Balance at end of the year $ 21,923