Quarterly report pursuant to Section 13 or 15(d)

Convertible Senior Notes (Details)

v3.7.0.1
Convertible Senior Notes (Details)
3 Months Ended
Mar. 31, 2017
$ / shares
Debt Instruments  
Hypothetical Future Dividend Declared $ 0.06
Convertible Senior Notes  
Debt Instruments  
Debt Instrument, Interest Rate, Stated Percentage 3.00%
Debt Instrument, Convertible, Conversion Ratio 73.702
Debt Instrument, Convertible, Conversion Price $ 13.57
Option Indexed to Issuer's Equity, Strike Price 13.57
Class of Warrant or Right, Exercise Price of Warrants or Rights $ 18.43