Equity-Based Compensation (Tables)

12 Months Ended

Sep. 30, 2022

Share-Based Payment Arrangement [Abstract]

Schedule of Restricted stock award activity

A summary of the Company’s restricted stock award activity for the year ended September 30, 2022 is presented in the following table:

	Shares		Weighted-Avg Distribution Price per Share
Outstanding at September 30, 2021		802,000	$	14.31
Less: Redeemed		235,000	$	14.10
Less: Forfeited		26,000	$	14.31
Outstanding at September 30, 2022		541,000	$	14.40

Schedule of Restricted stock unit activity

A summary of the Company’s restricted stock unit activity for the year ended September 30, 2022 is presented in the following table:

	Shares		Weighted-Avg Distribution Price per Share
Outstanding at September 30, 2021		1,299,000	$	15.14
Granted		1,613,000	$	11.85
Less: Vested		428,000	$	15.33
Less: Forfeited		199,000	$	15.34
Outstanding at September 30, 2022		2,285,000	$	12.73

Summary of Stock Options Activity

A summary of the Company’s stock option activity for the year ended September 30, 2022 is presented in the following table:

	Shares		Weighted-Avg Purchase Price per Share
Outstanding at September 30, 2021		7,017,000	$	21.55
Granted		783,000	$	15.04
Less: Exercised		1,000	$	13.49
Less: Forfeited		310,000	$	18.04
Outstanding at September 30, 2022		7,489,000	$	19.07
Vested and exercisable at September 30, 2022		4,284,000	$	20.12
Expected to vest after September 30, 2022		3,205,000	$	17.67

Share-Based Payment Arrangement, Performance Shares, Activity [Table Text Block]

A summary of the Company’s performance stock unit activity for the year ended September 30, 2022 is presented in the following table:

	Shares		Weighted-Avg Distribution Price per Share
Outstanding at September 30, 2021		—		—
Granted		403,000	$	12.41
Less: Vested		—		—
Less: Forfeited		—		—
Outstanding at September 30, 2022		403,000	$	12.41

Schedule of Weighted-Average Assumptions Used in Valuation of Unit Awards, Restricted Stock Unit Awards Were Converted and Stock Option Awards Granted or Modified

The weighted-average assumptions used in the valuation of RSU awards, restricted stock into which such awards were converted, PSU awards and stock option awards granted or modified for the years ended September 30, 2022, September 30, 2021 and September 30, 2020 are presented in the table below:

	Fiscal Year Ended
	September 30, 2022			September 30, 2021			September 30, 2020
Assumptions:
Risk-free interest rate		1.88	%		0.49	%		1.56	%
Dividend yield		—			—			—
Volatility factor		47.10	%		54.40	%		43.51	%
Expected term (in years)		5.3			6.4			6.3