XML 66 R51.htm IDEA: XBRL DOCUMENT v3.20.2
Equity-Based Compensation - Summary of Activity of RSAs, RSUs and PSUs (Detail) - $ / shares
6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
RSAs    
Number of Shares    
Beginning balance (in shares) 653,790 884,068
Granted (in shares) 919,106 428,865
Converted (in shares) (67,637) (245,601)
Forfeited (in shares)   (51,540)
Ending balance (in shares) 1,505,259 1,015,792
Weighted-Average Grant Date Fair Value    
Beginning balance (in usd per share) $ 20.30 $ 20.50
Granted (in usd per share) 3.88 11.04
Converted (in usd per share) 13.06 15.37
Forfeited (in usd per share)   15.61
Ending balance (in usd per share) $ 10.60 $ 17.99
Number of equity instruments vested 0 0
PSUs    
Number of Shares    
Beginning balance (in shares) 368,969 0
Granted (in shares) 979,482 447,527
Converted (in shares) 0 0
Forfeited (in shares)   (73,694)
Ending balance (in shares) 1,348,451 373,833
Weighted-Average Grant Date Fair Value    
Beginning balance (in usd per share) $ 6.99 $ 0
Granted (in usd per share) 5.42 6.99
Converted (in usd per share) 0 0
Forfeited (in usd per share)   6.99
Ending balance (in usd per share) $ 5.85 $ 6.99
Number of equity instruments vested 0 0
RSUs    
Number of Shares    
Beginning balance (in shares) 5,072 14,624
Granted (in shares) 240,269 478
Converted (in shares) (4,787) (9,611)
Forfeited (in shares)   0
Ending balance (in shares) 240,554 5,491
Weighted-Average Grant Date Fair Value    
Beginning balance (in usd per share) $ 6.05 $ 5.77
Granted (in usd per share) 4.19 12.49
Converted (in usd per share) 6.06 6.04
Forfeited (in usd per share)   0
Ending balance (in usd per share) $ 4.19 $ 5.89
Number of equity instruments vested 36,523 0