Net Loss per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Net Income (Loss) Available to Common Stockholders, Diluted [Abstract]
Net Income (Loss)	$ (15,724)	$ (11,235)
Net (loss) income - basic	(15,724)	(11,235)
Net (loss) income - diluted	$ (15,724)	$ (11,235)
Weighted Average Number of Shares Outstanding, Diluted [Abstract]
Weighted average common shares outstanding used in computing basic loss per share (in shares)	56,709	72,543
Weighted average common shares outstanding used in computing diluted loss per share (in shares)	56,709	72,543
Earnings Per Share, Basic [Abstract]
Basic net loss per share (in dollars per share)	$ (0.28)	$ (0.15)
Earnings Per Share, Diluted [Abstract]
Diluted net loss per share (in dollars per share)	$ (0.28)	$ (0.15)