Unaudited Condensed Consolidated Statements of Changes in Shareholders’ Deficit ¥ in Thousands, $ in Thousands |
Ordinary shares
Class A
USD ($)
shares
|
Ordinary shares
Class A
CNY (¥)
shares
|
Ordinary shares
Class B
USD ($)
shares
|
Ordinary shares
Class B
CNY (¥)
shares
|
Additional paid in capital
USD ($)
|
Additional paid in capital
CNY (¥)
|
Accumulated other comprehensive (loss) income
USD ($)
|
Accumulated other comprehensive (loss) income
CNY (¥)
|
Retained earnings (Accumulated deficit)
USD ($)
|
Retained earnings (Accumulated deficit)
CNY (¥)
|
USD ($) |
CNY (¥) |
||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Balance at Sep. 30, 2024 | ¥ 52,555 | ¥ 4,623 | ¥ 3,137,002 | ¥ 106,048 | ¥ (3,856,801) | ¥ (556,573) | ||||||||
| Balance (in Shares) at Sep. 30, 2024 | shares | [1] | 731,178,920 | 731,178,920 | 63,927,890 | 63,927,890 | |||||||||
| Issuance of Class A shares | ¥ 122,308 | (59,854) | (646) | 61,808 | ||||||||||
| Issuance of Class A shares (in Shares) | shares | [1] | 1,668,000,000 | 1,668,000,000 | |||||||||||
| Net loss | (677,712) | (677,712) | ||||||||||||
| Foreign currency translation adjustments | (42,154) | (42,154) | ||||||||||||
| Balance at Mar. 31, 2025 | ¥ 174,863 | ¥ 4,623 | 3,077,148 | 63,248 | (4,534,513) | (1,214,631) | ||||||||
| Balance (in Shares) at Mar. 31, 2025 | shares | [1] | 2,399,178,920 | 2,399,178,920 | 63,927,890 | 63,927,890 | |||||||||
| Balance at Sep. 30, 2025 | ¥ 174,941 | ¥ 4,632 | 3,465,510 | 79,989 | (4,605,215) | (880,143) | ||||||||
| Balance (in Shares) at Sep. 30, 2025 | shares | [1] | 111,851,094,785 | 111,851,094,785 | 11,863,927,890 | 11,863,927,890 | |||||||||
| Net loss | (17,908) | $ (2,596) | (17,908) | |||||||||||
| Foreign currency translation adjustments | 26,680 | 26,680 | ||||||||||||
| Balance at Mar. 31, 2026 | $ 25,361 | ¥ 174,941 | $ 672 | ¥ 4,632 | $ 502,393 | ¥ 3,465,510 | $ 15,464 | ¥ 106,669 | $ (670,212) | ¥ (4,623,123) | $ (126,322) | ¥ (871,371) | ||
| Balance (in Shares) at Mar. 31, 2026 | shares | [1] | 111,851,094,785 | 111,851,094,785 | 11,863,927,890 | 11,863,927,890 | |||||||||
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| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to parent entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of shares issued which are neither cancelled nor held in the treasury. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Number of shares of stock issued attributable to transactions classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Value of shares of stock issued attributable to transactions classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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