Note 1 - Summary of Significant Accounting Policies (Details Textual) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)
Number of Gaming Entertainment Properties, Open and Operating	27		27
Number of Gaming Entertainment Properties	28		28
Taxes, Other	$ 180.7	$ 177.5	$ 352.2	$ 336.3
Taxes Deposited Pursuant to the Online Collaborative Agreements	$ 45.5	$ 34.4	$ 85.3	$ 69.0