Equity - Schedule of (Loss) Income Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Numerator
Net (loss) income	$ (11,693)	$ 2,414
Denominator
Weighted average number of shares outstanding - basic (in shares)	37,557	36,950
Effect of dilutive securities
Weighted average number of shares outstanding - diluted (in shares)	37,557	39,031
Earnings per share - basic (in dollars per share)	$ (0.31)	$ 0.07
Earnings per share - diluted (in dollars per share)	$ (0.31)	$ 0.06
Weighted average antidilutive options, unvested restricted RSUs and RSAs, unvested PSUs and ESPP shares excluded from the computation (in shares)	2,807	53
Stock options
Effect of dilutive securities
Dilutive options outstanding, unvested stock units and unvested stock awards (in shares)	0	7
PSUs, RSUs, and restricted stock
Effect of dilutive securities
Dilutive options outstanding, unvested stock units and unvested stock awards (in shares)	0	2,074