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Natural Disaster (Details)
$ in Millions
1 Months Ended 3 Months Ended
Aug. 31, 2021
facility
Mar. 31, 2022
USD ($)
facility
Mar. 31, 2021
USD ($)
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]      
Operating expenses   $ 316.7 $ 277.6
Insurance recoveries   $ 0.3  
Hurricane      
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]      
Number of off-track betting facilities damaged | facility 15    
Number of off-track betting facilities closed | facility   2  
Operating expenses   $ 2.3  
Insurance recoveries   3.0  
Insurance recovery receivable   $ 4.6