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v3.19.1

Computation of Basic and Diluted Net (Loss) Income Per Common Share (Parenthetical) (Detail) shares in Millions | 3 Months Ended
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Mar. 31, 2019 $ / shares shares
Convertible Notes |
Net Income Loss Per Common Share |
Initial debt conversion price | $ / shares | $ 31.70
Shares that would be issued upon conversion | shares | 14.5
Convertible Notes Hedge Warrant |
Net Income Loss Per Common Share |
Initial debt conversion price | $ / shares | $ 39.78
Shares that would be issued upon conversion | shares | 14.5

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6031898-161870 + Details
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- Details
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- Details
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