Annual report pursuant to Section 13 and 15(d)

Stock-Based Payments - Restricted Stock Units Stock (Details)

v3.20.4
Stock-Based Payments - Restricted Stock Units Stock (Details)
$ in Millions
12 Months Ended
Dec. 31, 2020
USD ($)
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Unrecognized compensation costs $ 10.6
Period in which compensation costs will be recognized 2 years 5 months 8 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 $ 8.5
Period in which compensation costs will be recognized 2 years 4 months 13 days
Restricted Stock Units | Executive Officers  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Vesting period 3 years