Quarterly report pursuant to Section 13 or 15(d)

Net Loss Per Share - Narrative (Details)

v3.4.0.3
Net Loss Per Share - Narrative (Details) - 1.75% convertible senior notes due 2020 - Convertible debt
Dec. 09, 2015
$ / shares
Debt Instrument [Line Items]  
Interest rate 1.75%
Debt instrument, conversion price $ 16.42