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Stock-Based Compensation - Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity (Details) - Restricted stock units
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended
Mar. 31, 2023
USD ($)
$ / shares
shares
Number of RSUs  
Outstanding beginning balance (in shares) | shares 9,737
Granted (in shares) | shares 1,056
Vested (in shares) | shares 0
Forfeited (in shares) | shares (243)
Outstanding ending balance (in shares) | shares 10,550
Weighted Average Grant Date Fair Value  
Outstanding beginning balance (in dollars per share) | $ / shares $ 2.06
Granted (in dollars per share) | $ / shares 0.24
Vested (in dollars per share) | $ / shares 0
Forfeited (in dollars per share) | $ / shares 2.24
Outstanding ending balance (in dollars per share) | $ / shares $ 1.87
Aggregate Fair Value  
Outstanding | $ $ 19,732