Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation - Schedule of Activity Related to PSAs, PSUs, and RSUs (Details)

v3.20.1
Stock-Based Compensation - Schedule of Activity Related to PSAs, PSUs, and RSUs (Details)
12 Months Ended
Dec. 31, 2019
$ / shares
shares
Weighted-Average Grant-Date Fair Value (per share)  
Cancelled (in dollars per share) $ 14.55
PSAs, PSUs and PBRSUs  
Number of Shares (in thousands)  
Outstanding at beginning of period (in shares) | shares 1,102,500
Granted (in shares) | shares 572,300
Vested (in shares) | shares (108,800)
Cancelled (in shares) | shares (437,500)
Forfeited (in shares) | shares (260,200)
Outstanding at end of period (in shares) | shares 868,300
Weighted-Average Grant-Date Fair Value (per share)  
Outstanding at beginning of period (in dollars per share) $ 13.88
Granted (in dollars per share) 7.75
Vested (in dollars per share) 19.90
Cancelled (in dollars per share) 12.73
Forfeited (in dollars per share) 13.76
Outstanding at end of period (in dollars per share) $ 10.53
RSUs  
Number of Shares (in thousands)  
Outstanding at beginning of period (in shares) | shares 324,600
Granted (in shares) | shares 622,800
Vested (in shares) | shares (116,900)
Cancelled (in shares) | shares 0
Forfeited (in shares) | shares (159,700)
Outstanding at end of period (in shares) | shares 670,800
Weighted-Average Grant-Date Fair Value (per share)  
Outstanding at beginning of period (in dollars per share) $ 16.13
Granted (in dollars per share) 7.39
Vested (in dollars per share) 15.82
Cancelled (in dollars per share) 0
Forfeited (in dollars per share) 15.18
Outstanding at end of period (in dollars per share) $ 8.28