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Computation of Basic and Diluted Net Income (loss) Per Common Share (Parenthetical) (Detail) - Convertible Notes shares in Millions | 3 Months Ended | 6 Months Ended
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Jul. 02, 2017 $ / shares shares | Jul. 02, 2017 $ / shares shares
Net Income Loss Per Common Share |  |
Initial debt conversion price | $ / shares | $ 31.84 | $ 31.84
Shares that would be issued upon conversion | shares | 14.4 | 14.4

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- Definition Antidilution adjustments of convertible note hedges. + References No definition available. + Details
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- Definition Net Income (Loss) Per Common Share [Line Items] + References No definition available. + Details
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- Definition The price per share of the conversion feature embedded in the debt instrument. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6928298&loc=SL6031898-161870 + Details
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- Details
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