XML 127 R100.htm IDEA: XBRL DOCUMENT
v3.25.2

Subsequent Events (Details) - USD ($) |  |  |  |  |  | 4 Months Ended | 6 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
May 14, 2025 | Apr. 30, 2025 | Apr. 07, 2025 | Sep. 18, 2024 | Mar. 20, 2023 | Jan. 24, 2025 | Mar. 31, 2025 | Mar. 31, 2024 | Sep. 25, 2025 | Oct. 11, 2024 | Sep. 30, 2024 | Sep. 30, 2023
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Share split description |  |  |  |  |  | ordinary shares on the basis of 1:4000 |  |  |  |  |  |  |
Ordinary shares par value | [1] |  |  |  |  |  |  |  |  |  |  |  |
Ordinary share divided value (in Dollars) | [1] |  |  |  |  |  |  |  |  |  |  | $ 5,375 | $ 5,000
Ordinary share authorized (in Shares) | [1] |  |  |  |  |  |  |  |  |  |  | 200,000,000 | 200,000,000
Purchase price per share |  |  |  |  | $ 0.00025 |  |  |  |  |  |  |  |
Received fromm convertible bonds (in Dollars) |  |  |  |  |  |  |  | $ 9,002,368 |  |  |  |  |
Forecast [Member] | Convertible Bonds [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Received fromm convertible bonds (in Dollars) |  |  |  |  |  |  | $ 9,001,978 |  |  |  |  |  |
Short Selling Capital Group Limited [Member] | Forecast [Member] | Loan to Third Party [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Lent amount (in Dollars) |  |  |  |  |  |  |  |  |  | $ 8,590,000 |  |  |
Annul interest rate |  |  |  |  |  |  |  |  |  | 9.00% |  |  |
Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Share split description |  |  |  | the Company consolidated each 10 shares into 1 share |  |  |  |  |  |  |  |  |
Ordinary shares par value |  |  |  | $ 0.00025 |  |  |  |  |  |  |  |  |
Subsequent Event [Member] | Mrs. Qi Xiaoyu [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Returning loan amount (in Dollars) |  |  | $ 100,565 |  |  |  |  |  |  |  |  |  |
Class A Ordinary Shares [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Authorized of share capital (in Shares) |  |  |  |  |  |  |  |  |  |  | 200,000,000 |  |
Ordinary shares par value | [2] |  |  |  |  |  |  | $ 0.0025 |  |  |  | $ 0.0025 |
Ordinary share divided value (in Dollars) | [2] |  |  |  |  |  |  | $ 7,700 |  |  |  | $ 5,375 |
Ordinary share authorized (in Shares) | [2] |  |  |  |  |  |  | 998,000,000 |  |  |  | 998,000,000 |
Class A Ordinary Shares [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Authorized of share capital (in Shares) |  |  |  | 9,980,000,000 |  |  |  |  |  |  |  |  |
Ordinary shares par value |  |  |  | $ 0.0025 |  |  |  |  |  |  |  |  |
Ordinary share authorized (in Shares) |  |  |  | 998,000,000 |  |  |  |  |  |  |  |  |
Class B Ordinary Shares [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Ordinary shares par value | [2] |  |  |  |  |  |  | $ 0.0025 |  |  |  | $ 0.0025 |
Ordinary share divided value (in Dollars) | [2] |  |  |  |  |  |  | $ 1,750 |  |  |  |  |
Ordinary share authorized (in Shares) | [2] |  |  |  |  |  |  | 2,000,000 |  |  |  | 2,000,000 |
Class B Ordinary Shares [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Authorized of share capital (in Shares) |  |  |  | 20,000,000 |  |  |  |  |  |  |  |  |
Ordinary shares par value |  |  |  | $ 0.0025 |  |  |  |  |  |  |  |  |
Ordinary share divided value (in Dollars) |  |  |  | $ 2,500,000 |  |  |  |  |  |  |  |  |
Ordinary share authorized (in Shares) |  |  |  | 2,000,000 |  |  |  |  |  |  |  |  |
Private Placement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Ordinary shares par value |  | $ 0.025 |  |  |  |  |  |  |  |  |  |  |
Purchase price per share |  | $ 0.5 |  |  |  |  |  |  |  |  |  |  |
Gross proceeds (in Dollars) |  | $ 2,000,000 |  |  |  |  |  |  |  |  |  |  |
Private Placement [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate ordinary shares (in Shares) |  | 4,000,000 |  |  |  |  |  |  |  |  |  |  |
[1] | The shares and per share information are presented on a retroactive basis to reflect the reorganization completed on February 17, 2023 and share split occurred on March 20, 2023 and IPO on December 17, 2023 (Note 16).
[2] | The shares and per share information are presented on a retroactive basis to reflect the reorganization completed on February 17, 2023, share split occurred on March 20, 2023, and share consolidation occurred on April 7, 2025 (Note 16).

X
- Definition Purchase price per share. + References No definition available. + Details
Name: | lgcb_PurchasePricePerShare
Namespace Prefix: | lgcb_
Data Type: | dtr:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of authorized capital units or capital shares. This element is relevant to issuers of face-amount certificates and registered investment companies. + References No definition available. + Details
Name: | us-gaap_CapitalUnitsAuthorized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Face amount or stated value per share of common stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_CommonStockParOrStatedValuePerShare
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-04(16)(a)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479170/946-210-S99-1 + Details
Name: | us-gaap_CommonStockSharesAuthorized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 480 -SubTopic 10 -Name Accounting Standards Codification -Section S45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479887/480-10-S45-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 480 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (01)(iii) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480244/480-10-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Topic 852 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481372/852-10-55-10 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(22)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1 + Details
Name: | us-gaap_CommonStockValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The average effective interest rate during the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)(a)(1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1F -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481139/470-20-50-1F Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482925/835-30-45-2 + Details
Name: | us-gaap_DebtInstrumentInterestRateDuringPeriod
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The carrying amount as of the balance sheet date for the aggregate of other miscellaneous borrowings owed by the reporting entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(13)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 + Details
Name: | us-gaap_OtherBorrowings
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The cash inflow from the issuance of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-14 + Details
Name: | us-gaap_ProceedsFromConvertibleDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 14 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-14 + Details
Name: | us-gaap_ProceedsFromIssuanceOfDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The net cash inflow or outflow in aggregate debt due to repayments and proceeds from additional borrowings. + References No definition available. + Details
Name: | us-gaap_ProceedsFromRepaymentsOfDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The number of shares issued or sold by the subsidiary or equity method investee per stock transaction. + References No definition available. + Details
Name: | us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of the stock split arrangement. Also provide the retroactive effect given by a stock split that occurs after the balance date but before the release of financial statements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 4.C) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480008/505-10-S99-4 + Details
Name: | us-gaap_StockholdersEquityNoteStockSplit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481674/830-30-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 855 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147483399/855-10-50-2 + Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=lgcb_ConvertibleBondsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=lgcb_ShortSellingCapitalGroupLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=lgcb_LoanToThirdPartyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=lgcb_MrsQiXiaoyuMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassBMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsidiarySaleOfStockAxis=us-gaap_PrivatePlacementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |