Stock-Based Compensation - Summary of RSUs Activity (Details) - Restricted Stock Units (RSUs)	3 Months Ended
	Dec. 31, 2023 $ / shares shares
Number of RSUs
Beginning of period (in shares) | shares	4,241,640
Granted (in shares) | shares	511,290
Vested (in shares) | shares	(153,457)
Forfeited (in shares) | shares	(14,775)
End of period (in shares) | shares	4,584,698
Weighted- Average Grant Date Fair Value Per Share
Beginning balance (in dollars per share) | $ / shares	$ 58.43
Granted (in dollars per share) | $ / shares	29.48
Vested (in dollars per share) | $ / shares	47.76
Forfeited (in dollars per share) | $ / shares	51.21
Ending balance (in dollars per share) | $ / shares	$ 55.58