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v3.23.1

Accounts Receivable, Net (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2022
Accounts Receivable [Abstract] |  |  |
Reversed bad debt expense | $ 268 | $ 1,126 |
Bad dept expenses |  |  | $ 440

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

X
- References No definition available. + Details
Name: | gsmg_BadDebtExpense
Namespace Prefix: | gsmg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Reversed bad debt expense. + References No definition available. + Details
Name: | gsmg_ReversedBadDebtExpense
Namespace Prefix: | gsmg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration