Basis of Presentation and Summary of Significant Accounting Policies - Share Repurchase Program (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended	9 Months Ended
	Jun. 30, 2024	Jun. 30, 2024	May 31, 2022
Accounting Policies [Abstract]
Authorized amount repurchase of common stock			$ 50,000
Remaining authorized repurchase amount	$ 28,900	$ 28,900
Stock Repurchased During Period, Shares	455	455
Share repurchases	$ 12,929	$ 12,929
Average price per share repurchased (in USD per share)	$ 28.41	$ 28.41