Note 2 - Acquisitions and Divestitures - Schedule of Acquired Intangible Assets of Pinnacle Acquisition (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Pinnacle Acquisition [Member]
Intangible Assets, Recorded Amount	$ 454.4
Pinnacle Acquisition [Member] | Trademarks [Member]
Intangible Assets, Recorded Amount	42.3
Pinnacle Acquisition [Member] | Gaming License Right [Member]
Intangible Assets, Recorded Amount	$ 369.5
Customer Relationships [Member]
Intangible Assets, Useful Life (Year)	3 years 6 months	7 years 3 months 18 days
Customer Relationships [Member] | Pinnacle Acquisition [Member]
Intangible Assets, Useful Life (Year)	4 years
Intangible Assets, Recorded Amount	$ 42.6