Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Payments - Restricted Stock Units (Details)

v3.19.2
Stock-Based Payments - Restricted Stock Units (Details)
$ in Millions
6 Months Ended
Jun. 30, 2019
USD ($)
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Unrecognized compensation costs $ 16.3
Period in which compensation costs will be recognized 2 years 10 months 24 days
Restricted Stock Units  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Vesting period 4 years
Vesting (as a percent) 25.00%
Unrecognized compensation costs $ 6.8
Period in which compensation costs will be recognized 3 years 2 months 12 days