Represent the amount of loans from third parties.

No definition available.

Name:	gmm_LoansFromThirdPartiesCurrent
Namespace Prefix:	gmm_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtConversionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Date when the debt instrument is scheduled to be fully repaid, in YYYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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+ Details

Name:	us-gaap_DebtInstrumentMaturityDate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of long-term loans classified as other, payable within one year or the operating cycle, if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of cash outflow for short-term and long-term debt. Excludes payment of lease obligation.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=gmm_WuxiHuanxiangCultureCoLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Loans from Third Parties (Details)	Jan. 31, 2023 USD ($)	Jan. 31, 2023 CNY (¥)	Sep. 30, 2022 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2024 CNY (¥)	Sep. 30, 2023 USD ($)	Sep. 30, 2023 CNY (¥)	Jan. 24, 2023 USD ($)	Jan. 24, 2023 CNY (¥)	Sep. 30, 2022 CNY (¥)
Loans from Third Parties [Line Items]
Maturity date			Jan. 24, 2023
Repaid amount	$ 82,237	¥ 600,000
Loan outstanding amount \| $				$ 23,512		$ 22,615
Wuxi Huanxiang Culture Co., Ltd. [Member]
Loans from Third Parties [Line Items]
Loan balance			$ 107,542					$ 107,542	¥ 765,000	¥ 765,000
Loan outstanding amount \| ¥					¥ 165,000		¥ 165,000