XML 67 R30.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Compensation Plans (Tables)
 12 Months Ended
Dec. 31, 2019
Compensation Related Costs [Abstract]  
Schedule of performance share awards under equity incentive compensation plan [Table Text Block]
A summary of the status and activity of non-vested PSUs is presented in the following table:
 
For the Years Ended December 31,
 
2019
 
2018
 
2017
 
PSUs (1)
 
Weighted-Average Grant-Date Fair Value
 
PSUs (1)
 
Weighted-Average Grant-Date Fair Value
 
PSUs (1)
 
Weighted-Average Grant-Date Fair Value
Non-vested at beginning of year
1,711,259

 
$
20.68

 
1,533,491

 
$
22.97

 
828,923

 
$
43.25

Granted
793,125

 
$
12.80

 
572,924

 
$
24.45

 
977,731

 
$
15.86

Vested
(346,021
)
 
$
26.32

 
(233,102
)
 
$
44.25

 
(94,338
)
 
$
85.85

Forfeited
(135,778
)
 
$
16.98

 
(162,054
)
 
$
21.79

 
(178,825
)
 
$
44.99

Non-vested at end of year
2,022,585

 
$
16.87

 
1,711,259

 
$
20.68

 
1,533,491

 
$
22.97

____________________________________________
(1) 
The number of awards assumes a multiplier of one. The final number of shares of common stock issued may vary depending on the three-year performance multiplier, which ranges from zero to two.
 [1]
Schedule of share-based compensation, restricted stock units award activity [Table Text Block]
A summary of the status and activity of non-vested RSUs granted to employees is presented in the following table:
 
For the Years Ended December 31,
 
2019
 
2018
 
2017
 
RSUs
 
Weighted-
Average
Grant-Date
Fair Value
 
RSUs
 
Weighted-
Average
Grant-Date
Fair Value
 
RSUs
 
Weighted-
Average
Grant-Date
Fair Value
Non-vested at beginning of year
1,243,163

 
$
21.50

 
1,244,262

 
$
20.25

 
604,116

 
$
37.39

Granted
978,932

 
$
12.36

 
583,552

 
$
25.77

 
1,020,780

 
$
16.64

Vested
(466,535
)
 
$
21.94

 
(407,529
)
 
$
24.30

 
(246,025
)
 
$
43.99

Forfeited
(223,429
)
 
$
18.16

 
(177,122
)
 
$
17.26

 
(134,609
)
 
$
26.38

Non-vested at end of year
1,532,131

 
$
16.01

 
1,243,163

 
$
21.50

 
1,244,262

 
$
20.25
Schedule of shares settled, restricted stock units [Table Text Block]
A summary of the shares of common stock issued to settle employee RSUs is presented in the table below:
 
For the Years Ended December 31,
 
2019
 
2018
 
2017
Shares of common stock issued to settle RSUs (1)
466,535

 
407,529

 
246,025

Less: shares of common stock withheld for income and payroll taxes
(132,136
)
 
(115,784
)
 
(74,747
)
Net shares of common stock issued
334,399

 
291,745

 
171,278

____________________________________________
(1) 
During the years ended December 31, 2019, 2018, and 2017, the Company issued shares of common stock to settle RSUs that related to awards granted in previous years. The Company and a majority of grant recipients mutually agreed to net share settle a portion of the awards to cover income and payroll tax withholdings in accordance with the Company’s Equity Plan and individual award agreements.
Schedule of employee stock purchase plan [Table Text Block]
The fair value of ESPP shares issued during the periods reported were estimated using the following weighted-average assumptions:
 
For the Years Ended December 31,
 
2019
 
2018
 
2017
Risk free interest rate
2.3
%
 
1.8
%
 
0.9
%
Dividend yield
0.7
%
 
0.4
%
 
0.5
%
Volatility factor of the expected market
price of the Company’s common stock
56.6
%
 
55.9
%
 
62.5
%
Expected life (in years)
0.5

 
0.5

 
0.5
[1]
(1) 
The number of awards assumes a multiplier of one. The final number of shares of common stock issued may vary depending on the three-year performance multiplier, which ranges from zero to two.