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Investments in and Advances to Unconsolidated Affiliates - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Investments in and Advances to Affiliates [Line Items]      
Distributions from unconsolidated affiliates $ 45.8 $ 40.6  
Rivers Des Plaines      
Investments in and Advances to Affiliates [Line Items]      
Equity method investment, ownership percentage 61.30%   61.30%
Miami Valley Gaming LLC      
Investments in and Advances to Affiliates [Line Items]      
Equity method investment, ownership percentage 50.00%   50.00%
Equity method investment, amount $ 113.9   $ 114.4
Distributions from unconsolidated affiliates 12.0 10.0  
Midwest Gaming Holdings, LLC      
Investments in and Advances to Affiliates [Line Items]      
Equity method investment, difference between carrying amount and underlying equity 832.4    
Equity method investment, amount 537.9   $ 544.9
Distributions from unconsolidated affiliates $ 33.8 $ 30.5  
High Plaines | Rivers Des Plaines      
Investments in and Advances to Affiliates [Line Items]      
Equity method investment, ownership percentage 36.00%    
Casino Investors | Rivers Des Plaines      
Investments in and Advances to Affiliates [Line Items]      
Equity method investment, ownership percentage 2.70%    
Delaware North Companies Gaming & Entertainment Inc. | Miami Valley Gaming LLC      
Investments in and Advances to Affiliates [Line Items]      
Equity method investment, ownership percentage 50.00%