XML 72 R49.htm IDEA: XBRL DOCUMENT
v3.23.1

Summary of Significant Accounting Policies (Details) $ / shares in Units, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 USD ($) $ / shares | Dec. 31, 2022 ¥ / shares | Dec. 31, 2021 USD ($) $ / shares | Dec. 31, 2021 ¥ / shares | Dec. 31, 2020 USD ($) $ / shares | Dec. 31, 2020 ¥ / shares
Summary of Significant Accounting Policies (Details) [Line Items] |  |  |  |  |  |
Cash balances (in Dollars) | $ 70,482 |  | $ 77,302 |  |  |
Amortized cost of sales (in Dollars) | 128 |  | 7,375 |  | $ 15,970 |
Impairment allowance (in Dollars) | 770 |  |  |  |  |
Advances from customers (in Dollars) | $ 147 |  | $ 536 |  |  |
Description of term | Payment terms and conditions vary by contract types, and terms typically include a requirement for payment within a period from 6 to 9 months. |  |  |  |  |
Exception of equity rates | $ / shares | $ 1 |  | $ 1 |  |  |
Average translation rates | $ / shares | $ 1 |  | $ 1 |  | $ 1 |
Credit Concentration Risk [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Details) [Line Items] |  |  |  |  |  |
Deposit at financial institutions (in Dollars) | $ 70,199 |  | $ 74,963 |  |  |
Accounts Receivable [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Details) [Line Items] |  |  |  |  |  |
Concentration of credit risk, percentage | 76.00% |  | 80.00% |  |  |
Number of customers | 5 |  | 5 |  |  |
PRC [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Details) [Line Items] |  |  |  |  |  |
Income tax, description | The statute of limitations is extended to five years under special circumstances, where the underpayment of taxes is more than RMB 100,000 ($15,685). In the case of transfer pricing issues, the statute of limitation is ten years. There is no statute of limitation in the case of tax evasion. As of December 31, 2022, the tax years ended December 31, 2018 through December 31, 2022 for the Company’s PRC subsidiaries remain open for statutory examination by PRC tax authorities. |  |  |  |  |
Major Customer [Member] | Accounts Receivable [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Details) [Line Items] |  |  |  |  |  |
Concentration of credit risk, percentage | 21.00% |  | 20.00% |  | 14.00% |
Customer One [Member] | Accounts Receivable [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Details) [Line Items] |  |  |  |  |  |
Concentration of credit risk, percentage | 27.00% |  | 24.00% |  |  |
Customer Two [Member] | Accounts Receivable [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Details) [Line Items] |  |  |  |  |  |
Concentration of credit risk, percentage | 19.00% |  | 21.00% |  |  |
Customer Three [Member] | Accounts Receivable [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Details) [Line Items] |  |  |  |  |  |
Concentration of credit risk, percentage | 11.00% |  | 20.00% |  |  |
Customer Four [Member] | Accounts Receivable [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Details) [Line Items] |  |  |  |  |  |
Concentration of credit risk, percentage | 10.00% |  | 9.00% |  |  |
Customer Five [Member] | Accounts Receivable [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Details) [Line Items] |  |  |  |  |  |
Concentration of credit risk, percentage | 9.00% |  | 7.00% |  |  |
Supplier [Member] | Accounts Payable [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Details) [Line Items] |  |  |  |  |  |
Concentration of credit risk, percentage | 30.00% |  | 53.00% |  |  |
RMB [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Details) [Line Items] |  |  |  |  |  |
Exception of equity rates | ¥ / shares |  | ¥ 6.9646 |  | ¥ 6.3757 |  |
Average translation rates | ¥ / shares |  | ¥ 6.7261 |  | ¥ 6.4531 |  | ¥ 6.9042

X
- Definition Concentration Risk Percentage. + References No definition available. + Details
Name: | gsmg_ConcentrationRiskPercentage
Namespace Prefix: | gsmg_
Data Type: | dtr:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Disclosure of terms. + References No definition available. + Details
Name: | gsmg_DescriptionOfTerm
Namespace Prefix: | gsmg_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | gsmg_IncomeTaxDescription
Namespace Prefix: | gsmg_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of customers. + References No definition available. + Details
Name: | gsmg_NumberOfCustomers
Namespace Prefix: | gsmg_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Advances from customers. + References No definition available. + Details
Name: | gsmg_PrepaidFromAdvancesFromCustomers
Namespace Prefix: | gsmg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | gsmg_SummaryofSignificantAccountingPoliciesDetailsLineItems
Namespace Prefix: | gsmg_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | gsmg_TemporaryEquityForeignCurrencyTranslationAdjustmentsPerShare
Namespace Prefix: | gsmg_
Data Type: | dtr:perShareItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | gsmg_TemporaryForeignCurrencyTranslationRatePerShare
Namespace Prefix: | gsmg_
Data Type: | dtr:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of expense for allocation of cost of intangible asset over its useful life directly used in production of good and rendering of service. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(b)(2)) -URI https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227 + Details
Name: | us-gaap_CostOfGoodsAndServicesSoldAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of paid and unpaid cash dividends declared for classes of stock, for example, but not limited to, common and preferred. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 405 -Section 45 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=6957935&loc=d3e64057-112817 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 + Details
Name: | us-gaap_DividendsCash
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Interest income derived from funds deposited with both domestic and foreign financial institutions including funds in money market and other accounts. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.4) -URI https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1402 -Paragraph (a) Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1402 -Paragraph (b) -Subparagraph (1) + Details
Name: | us-gaap_InterestIncomeDepositsWithFinancialInstitutions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Reduction in valuation allowance of servicing assets based on sale of the related asset. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 50 -Paragraph 4 -Subparagraph (e) -URI https://asc.fasb.org/extlink&oid=128311188&loc=d3e122739-111746 + Details
Name: | us-gaap_ValuationAllowanceForImpairmentOfRecognizedServicingAssetsSales
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_ConcentrationRiskByTypeAxis=us-gaap_CreditConcentrationRiskMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_AccountsReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeTaxAuthorityAxis=us-gaap_ForeignCountryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=gsmg_MajorCustomerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=gsmg_CustomerOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=gsmg_CustomerTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=gsmg_CustomerThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=gsmg_CustomerFourMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=gsmg_CustomerFiveMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis=gsmg_SupplierMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_AccountsPayableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gsmg_TypeOfCurrencyAxis=gsmg_RMMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |