Quarterly report pursuant to Section 13 or 15(d)

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

v3.19.2
Stock Incentive Plan - Summary of Weighted-Average Assumptions Used (Details)
6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Weighted-average assumptions    
Expected term (in years) 5 years 9 months 3 days 6 years 2 months 19 days
Expected volatility (as a percent) 53.90% 49.74%
Risk free rate (as a percent) 1.87% 2.55%