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Basis of Presentation and Significant Accounting Policies - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Accounting Policies [Abstract]        
Gaming tax expenses $ 12.5 $ 561.8 $ 266.4 $ 1,150.0