Share-Based Compensation - Equity Compensation Activity (Details) - Restricted Stock
shares in Thousands
6 Months Ended
Jun. 30, 2023
$ / shares
shares
Share-Based Awards  
Nonvested, beginning balance (in shares) | shares 2,166
Granted (in shares) | shares 3,947
Cancelled (in shares) | shares (906)
Forfeited (in shares) | shares 0
Vested (in shares) | shares (690)
Nonvested, ending balance (in shares) | shares 4,517
Weighted-Average Grant Date Fair Value  
Nonvested, beginning balance (in dollars per share) | $ / shares $ 3.77
Granted (in dollars per share) | $ / shares 1.92
Cancelled (in dollars per share) | $ / shares 2.16
Forfeited (in dollars per share) | $ / shares 0
Vested (in dollars per share) | $ / shares 6.01
Nonvested, ending balance (in dollars per share) | $ / shares $ 2.13