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Summary of Significant Accounting Policies - Cash and Cash Equivalents (Details) - Sep. 30, 2021 | USD ($) | CNY (¥)
--- | --- | ---
Cash and Cash Equivalents [Line Items] |  |
Cash, FDIC Insured Amount | $ 250,000 |
CHINA |  |
Cash and Cash Equivalents [Line Items] |  |
Cash, FDIC Insured Amount | $ 77,000 | ¥ 500,000

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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
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- Definition The amount of cash deposited in financial institutions as of the balance sheet date that is insured by the Federal Deposit Insurance Corporation. + References No definition available. + Details
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- Details
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