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Investment in Convertible Notes (Details) - USD ($)
Oct. 11, 2019
Jul. 19, 2019
Debt Securities, Available-for-sale [Line Items]    
Purchase of investment in convertible notes $ 25,000,000.0 $ 5,000,000.0
Monthly installment receivable $ 1,000,000  
Convertible Promissory Notes    
Debt Securities, Available-for-sale [Line Items]    
Investment purchase (up to)   $ 30,000,000.0
Investment interest rate   3.00%
Investment maturity   6 months