Annual report pursuant to Section 13 and 15(d)

EQUITY AND EARNINGS PER SHARE - Assumptions (Details)

v3.20.4
EQUITY AND EARNINGS PER SHARE - Assumptions (Details) - USD ($)
$ in Thousands
1 Months Ended
Nov. 30, 2019
Apr. 30, 2019
Nov. 30, 2018
Apr. 30, 2018
Jan. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award          
Expected Volatility (as percent) 44.73% 36.80%   35.66% 39.73%
Expected Dividend Yield (as percent) 0.00% 0.00% 0.00% 0.00% 0.00%
Expected Remaining Term 3 months 18 days 6 years      
Risk-Free Rate, Minimum (as percent)     3.09% 2.68% 2.16%
Risk-Free Rate, Maximum (as percent)     3.11% 2.82% 2.29%
Risk-Free Rate (as percent) 1.57% 2.34%      
Fair Value at Valuation Date $ 67 $ 1,280 $ 7,478 $ 3,558 $ 4,272
Minimum          
Share-based Compensation Arrangement by Share-based Payment Award          
Expected Volatility (as percent)     0.354%    
Expected Remaining Term     6 years 2 years 8 months 12 days 3 years
Maximum          
Share-based Compensation Arrangement by Share-based Payment Award          
Expected Volatility (as percent)     35.80%    
Expected Remaining Term     6 years 6 months 6 years 3 months 18 days 6 years 7 months 6 days