Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Intangible assets
Indefinite-life intangible assets	$ 375,405		$ 375,405		$ 375,405
Other intangible assets, Gross Carrying Value	130,852		130,852		125,584
Other intangible assets, Accumulated Amortization	75,925		75,925		65,495
Other intangible assets, Net Book Value	54,927		54,927		60,089
Total intangible assets, Gross Carrying Value	506,257		506,257		500,989
Total intangible assets, Net Book Value	430,332		430,332		$ 435,494
Change in other intangible assets during the period			$ (5,200)
Weighted average remaining amortization period			5 years 6 months
Intangible asset amortization expense	$ 5,300	$ 500	$ 10,500	$ 1,000
Illinois video gaming terminal operators
Intangible assets
Change in other intangible assets during the period			3,700
Bally's and Resorts
Intangible assets
Change in other intangible assets during the period			$ 900