Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Sep. 30, 2023
Accumulated Other Comprehensive Loss
Cumulative effect of foreign currency translation, net	$ (4,589)	$ (4,829)
Cumulative unrealized loss on pension liability	(1,265)	(1,265)
Accumulated other comprehensive loss, net	$ (5,854)	$ (6,094)

Amount, after tax, of accumulated increase (decrease) in equity from transaction and other event and circumstance from nonowner source.

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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant