Short Term Debt - Schedule of Short-Term Debt (Details) ¥ in Thousands, $ in Thousands	Mar. 31, 2026 USD ($)	Mar. 31, 2026 CNY (¥)	Sep. 30, 2025 CNY (¥)
Short-Term Debt [Abstract]
Short-term debt	$ 4,944	¥ 34,105	¥ 32,533

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef
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Name:	us-gaap_ShortTermBorrowings
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant