Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation (Tables)

v3.21.2
Share-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2021
Restricted Stock Units (RSUs) [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share-based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block]
The table below presents the number of RSUs granted, the average grant-date fair value and the number of shares vested for the following periods:
Six Months Ended June 30,
2021 2020
RSUs granted 118,223  223,882 
Average grant-date fair value $13.84 $2.78
Issued upon vesting, net to shares withheld for income taxes 105,038  36,174 
Performance Shares [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share-based Payment Arrangement, Performance Shares, Activity
The table below presents the number of PRSUs granted and the number of shares vested for the following periods:
Six Months Ended June 30,
2021 2020
PRSUs granted 1
282,706  87,899 
Average grant-date fair value 2
$13.63 — 
Issued upon vesting, net to shares withheld for income taxes 6,800  3,895 
Schedule of Valuation Assumptions The ranges for the assumptions used in the Monte Carlo model for these PRSUs granted during 2021, 2020 and 2019 are presented as follows:
2021 2020 2019
Monte Carlo grant date fair value
$17.74 to $33.31
$2.40 to $16.02
$34.02
Expected volatility
131.74% to 134.74%
101.32% to 117.71%
49.9  %
Dividend yield 0.0  % 0.0  % 0.0  %
Risk-free interest rate
0.22% to 0.29%
0.18% to 0.51%
1.66  %
Performance period 2021-2023 2020-2022 2020-2022