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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Amount, before allowance for credit loss, of financing receivable, classified as current.

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Notes Receivable (Details) $ in Thousands, ¥ in Millions	1 Months Ended	9 Months Ended
Notes Receivable (Details) $ in Thousands, ¥ in Millions	May 31, 2020 USD ($)	Sep. 30, 2020 USD ($)	Sep. 30, 2020 CNY (¥)	May 31, 2020 CNY (¥)	Dec. 31, 2019 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable		$ 464			$ 0
Zhu Note Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable provided	$ 1,400			¥ 10.0
Notes receivable	$ 1,500			10.5
Repayment period	1 month
Proceeds from loan repayment		$ 1,500	¥ 10.5
Fuzhou Note Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable provided	$ 400			3.0
Notes receivable	$ 500			¥ 3.3
Repayment period	3 months
Seven Stars Founder Space Industrial Pte. Ltd ("Founder Space")
Accounts, Notes, Loans and Financing Receivable [Line Items]
Ownership held by the company's related party (as a percent)	50.00%			50.00%
Seven Stars Founder Space Industrial Pte. Ltd ("Founder Space") \| Zhu Note Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Ownership interest provided as collateral (as a percent)	50.00%			50.00%