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Related-Party Transactions - Additional Information (Details) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
CEO Holds Majority Voting Interest      
Related Party Transaction [Line Items]      
Related party transaction expense $ 1,200,000 $ 0 $ 0
Payable/ outstanding to related parties 0 0 0
Strategic Investors      
Related Party Transaction [Line Items]      
Revenue from related parties 8,500,000 4,100,000 600,000
Receivable from related parties 2,400,000 2,400,000  
Related party transaction expense 1,300,000 1,300,000 $ 200,000
Payable/ outstanding to related parties $ 400,000 $ 1,500,000