Divestiture (Details) - USD ($) $ in Thousands		3 Months Ended	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from sale of division			$ 0	$ 4,348	$ 0
Gain on sale		$ 2,000	0	$ 2,006	$ 0
Disposal Group, Disposed of by Sale, Not Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from sale of division	$ 4,300
Gain on sale			$ 2,000