XML 115 R98.htm IDEA: XBRL DOCUMENT v3.20.4
Equity-Based Awards - Unit Activities (Details)
12 Months Ended
Dec. 31, 2020
$ / shares
shares
RSUs  
Quantity  
Unvested, beginning of year (in shares) | shares 6,365,580
Granted (in shares) | shares 9,791,052
Vested (in shares) | shares (2,320,243)
Cancelled (in shares) | shares (295,024)
Forfeited (in shares) | shares (1,231,719)
Unvested at end of year (in shares) | shares 12,309,646
Weighted-Average Grant Date Fair Value  
Unvested, beginning of year (in dollars per share) | $ / shares $ 22.06
Granted (in dollars per share) | $ / shares 8.47
Vested (in dollars per share) | $ / shares 22.97
Cancelled (in dollars per share) | $ / shares 8.47
Forfeited (in dollars per share) | $ / shares 16.67
Unvested at end of year (in dollars per share) | $ / shares $ 12.07
Performance-based RSUs  
Quantity  
Unvested, beginning of year (in shares) | shares 2,089,505
Granted (in shares) | shares 1,762,444
Vested (in shares) | shares (667,460)
Forfeited (in shares) | shares (337,694)
Unvested at end of year (in shares) | shares 2,846,795
Weighted-Average Grant Date Fair Value  
Unvested, beginning of year (in dollars per share) | $ / shares $ 21.99
Granted (in dollars per share) | $ / shares 9.03
Vested (in dollars per share) | $ / shares 20.29
Forfeited (in dollars per share) | $ / shares 15.55
Unvested at end of year (in dollars per share) | $ / shares $ 14.18