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Accounts Receivable (Details) - Schedule of accounts receivable, net of specific allowances for doubtful accounts | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2022 | Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total accounts receivable, net | 89.07% | 97.82%
Debtor A [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total accounts receivable, net | 78.65% | 87.22%
Debtor B [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total accounts receivable, net | 10.42% | 10.60%

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- Definition Percentage of total accounts receivable, net. + References No definition available. + Details
Name: | ftft_TotalAccountReceivableNet
Namespace Prefix: | ftft_
Data Type: | dtr:percentItemType
Balance Type: | na
Period Type: | duration

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- 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_AccountsNotesAndLoansReceivableLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_RelatedPartyTransactionAxis=ftft_DebtorAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_RelatedPartyTransactionAxis=ftft_DebtorBMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |