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Merger and Acquisitions - Fair Values of Assets Acquired and Liabilities Assumed (Detail) - USD ($) $ in Thousands | Jan. 02, 2016 | Jan. 03, 2015 | Dec. 28, 2013 | Nov. 19, 2013
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Business Combinations [Abstract] |  |  |  |
Current assets |  |  |  | $ 787,430
Property and equipment |  |  |  | 346,500
Goodwill | $ 322,902 | $ 297,280 | $ 299,186 | 36,622
Intangible assets |  |  |  | 28,550
Other |  |  |  | 38,160
Total assets acquired |  |  |  | 1,237,262
Current liabilities |  |  |  | 342,221
Other long-term liabilities |  |  |  | 76,531
Long-term debt and capital lease obligations |  |  |  | 438,896
Total liabilities assumed |  |  |  | 857,648
Net assets acquired |  |  |  | $ 379,614

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