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Stock-Based Compensation - Stock Option Activity (Details)
$ / shares in Units, shares in Thousands, $ in Millions
 3 Months Ended
Mar. 31, 2025
USD ($)
$ / shares
shares
Number of Shares  
Balance at the beginning of the period (in shares) | shares 26,013
Options, Granted (in shares) | shares 2,677
Options, Exercised (in shares) | shares (12)
Options, Forfeited (in shares) | shares (211)
Options, Expired (in shares) | shares (285)
Balance at the end of the period (in shares) | shares 28,182
Vested and non-vested expected to vest as of the end of the period (in shares) | shares 26,774
Exercisable at the end of the period (in shares) | shares 19,104
Weighted Average Exercise  Price  
Balance at the beginning of the period (in dollars per share) | $ / shares $ 12.11
Options, Granted (in dollars per share) | $ / shares 9.39
Options, Exercised (in dollars per share) | $ / shares 8.73
Options, Forfeited (in dollars per share) | $ / shares 11.16
Options, Expired (in dollars per share) | $ / shares 11.49
Balance at the end of the period (in dollars per share) | $ / shares 11.87
Vested and non-vested expected to vest as of the end of the period (in dollars per share) | $ / shares 11.88
Exercisable at the end of the period (in dollars per share) | $ / shares $ 11.98
Weighted Average Remaining Years and Aggregate Intrinsic Value  
Balance at the end of the period 5 years 10 months 24 days
Vested and non-vested expected to vest at the end of the period 5 years 8 months 12 days
Exercisable at the end of the period 4 years 8 months 12 days
Aggregate intrinsic value, options outstanding | $ $ 3.2
Aggregate intrinsic value, Vested and non-vested expected to vest | $ 3.2
Aggregate intrinsic value of options exercisable | $ $ 3.2