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Related Party Transactions - Additional Information (Detail) - USD ($)
$ in Millions
12 Months Ended
Oct. 06, 2017
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Related Party Transaction [Line Items]        
Due from affiliates, net   $ 41 $ 6  
Affiliated Entity        
Related Party Transaction [Line Items]        
Expenses from Transactions with related party   0 0 $ 3
Reimbursements and expenses | Majority Shareholder | Reimbursements and expenses        
Related Party Transaction [Line Items]        
Expenses from Transactions with related party $ 34 0 0 34
CEOC LLC | Affiliated Entity        
Related Party Transaction [Line Items]        
Expenses from Transactions with related party   $ 0 $ 0 $ 9
Horseshoe Casino Baltimore        
Related Party Transaction [Line Items]        
Ownership percentage   44.30%