XML 54 R44.htm IDEA: XBRL DOCUMENT
v3.23.3

Nature of Business and Organization (Details) - USD ($) | 9 Months Ended |  |  |
--- | --- | --- | --- | ---
Sep. 30, 2023 | Sep. 26, 2023 | Jun. 26, 2023 | Sep. 28, 2022
Purchase price | $ 100,000 |  |  |
Agreement term | 20 years |  |  |
Makesi WFOE [Member] |  |  |  |
Agreement term | 20 years |  |  |
Voting Rights Proxy and Financial Support Agreement [Member] |  |  |  |
Agreement term | 20 years |  |  |
SH Xianzhui [Member] |  |  |  |
Equity interest percentage | 60.00% |  |  |
Wuge Member |  |  |  |
Average closing price (in Dollars per share) | $ 0.237 |  |  | $ 0.237
Shanghai Yuanma Food and Beverage Management Co., Ltd. [Member] |  |  |  |
Equity interest percentage |  |  | 100.00% |
TMSR HK [Member] |  |  |  |
Purchase price |  |  | $ 100,000 |
TMSR HK [Member] | Share Purchase Agreement [Member] |  |  |  |
Purchase price |  |  | $ 100,000 |
Highlight WFOE [Member] | VIE Agreements [Member] |  |  |  |
Purchase price |  | $ 100,000 |  |

X
- Definition Agreement term. + References No definition available. + Details
Name: | gdc_AgreementTerm
Namespace Prefix: | gdc_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition. + References No definition available. + Details
Name: | us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination. + References No definition available. + Details
Name: | us-gaap_BusinessAcquisitionSharePrice
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percentage of equity in the acquiree held by the acquirer immediately before the acquisition date in a business combination. + References No definition available. + Details
Name: | us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireePercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition A device of credit enhancement where a part of the purchase price for the receivable/ payable is retained to serve as a cash collateral. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482913/230-10-50-4 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482913/230-10-50-3 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482913/230-10-50-5 + Details
Name: | us-gaap_SupplementalDeferredPurchasePrice
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=gdc_MakesiIoTTechnologyShanghaiCoLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialSupportToNonconsolidatedLegalEntityAxis=us-gaap_FinancialSupportPurchaseAgreementOfFinancialAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=gdc_SHXianzhuiMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=gdc_WugeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=gdc_ShanghaiYuanmaFoodAndBeverageManagementCoLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=gdc_TMSRHKMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TypeOfArrangementAxis=gdc_SharePurchaseAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=gdc_HighlightWFOEMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TypeOfArrangementAxis=gdc_VIEAgreementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |