Equity-Based Compensation - Summary of Company's Restricted Stock Unit Activity (Details)	3 Months Ended
	Dec. 31, 2023 $ / shares shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Weighted Average Exercise Price, Outstanding at September 30, 2023	$ 19.06
Forfeited, weighted average exercise price	19.6
Weighted Average Exercise Price, Outstanding at December 31, 2023	$ 19.02
Restricted Stock Units (RSUs) [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Beginning balance, Outstanding | shares | shares	3,021,000
Granted | shares | shares	2,094,000
Vested | shares | shares	1,041,000
Forfeited | shares | shares	124,000
Ending balance, Outstanding | shares | shares	3,950,000
Weighted Average Exercise Price, Outstanding at September 30, 2023	$ 9.32
Granted, weighted average exercise price	7.44
Vested, weighted average exercise price	10.14
Forfeited, weighted average exercise price	10
Weighted Average Exercise Price, Outstanding at December 31, 2023	$ 8.09