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Computation of Basic and Diluted Net Income Per Common Share (Parenthetical) (Detail) (USD $) In Millions, except Per Share data, unless otherwise specified | 3 Months Ended | 9 Months Ended |  |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
Sep. 29, 2013 | Sep. 30, 2013 | Sep. 28, 2014 | Sep. 29, 2013 | Sep. 28, 2014 Convertible Notes | Sep. 29, 2013 Convertible Notes | Sep. 28, 2014 Convertible Notes Hedge Warrant | Sep. 28, 2014 Convertible Notes Hedge Warrant | Sep. 30, 2013 Convertible Notes Hedge Warrant
Net Income Loss Per Common Share |  |  |  |  |  |  |  |  |
Initial debt conversion price |  |  |  |  | $ 5.4750 | $ 5.4800 |  |  | $ 7.67
Shares that would be issued upon conversion | 34.7 | 34.7 | 34.7 | 34.7 |  |  |  |  |
Initial debt conversion price |  |  |  |  |  |  | $ 7.63 | $ 7.64 |

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- Definition Antidilution adjustments of convertible note hedges. + References No definition available. + Details
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- Definition Debt Instrument Convertible Conversion Price Per Share + References No definition available. + Details
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- 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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