Quarterly report pursuant to Section 13 or 15(d)

Stock Incentive Plan - Summary of Weighted-Average Assumptions Used for Options Granted (Details)

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Stock Incentive Plan - Summary of Weighted-Average Assumptions Used for Options Granted (Details)
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Weighted-average assumptions    
Expected term 6 years 1 month 28 days 4 years
Expected volatility (as a percent) 50.72% 62.00%
Risk free rate (as a percent) 2.14% 1.24%