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v3.10.0.1

Net Loss Per Share - Narrative (Details) | Feb. 23, 2018 $ / shares
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Convertible Senior Notes Due 2023 | Senior Notes |
Debt Instrument [Line Items] |
Conversion price (in dollars per share) | $ 48.36

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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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