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Variable Interest Entity (Details) - Variable Interest Entity, Not Primary Beneficiary - USD ($)
12 Months Ended
Apr. 27, 2018
Dec. 31, 2019
Dec. 31, 2018
Jul. 31, 2019
Variable Interest Entity [Line Items]        
Equity investments and advances to affiliates $ 1,800,000      
Potential additional investment (up to)   $ 1,800,000    
Financing receivable       $ 500,000
Loss from VIE   2,200,000 $ 200,000  
Investment in VIE     $ 1,700,000  
Maximum loss exposure, amount   $ 0