Goodwill and Other Intangible Assets - Intangible Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Finite-Lived Intangible Assets [Line Items]
Amortizing intangible assets, accumulated amortization	$ (113,066)	$ (100,807)
Amortizing intangible assets, net carrying amount	53,182
Indefinite-lived Intangible Assets [Line Items]
Total other intangible assets, gross carrying amount	2,223,929	1,957,675
Total other intangible assets, net carrying amount	2,110,863	1,856,868
Gaming licenses
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	1,734,585	1,498,309
Trademarks
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	322,400	298,000
Other
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	696	696
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Amortizing intangible assets, gross carrying amount	104,352	98,752
Amortizing intangible assets, accumulated amortization	(60,070)	(51,544)
Amortizing intangible assets, net carrying amount	44,282	47,208
Other
Finite-Lived Intangible Assets [Line Items]
Amortizing intangible assets, gross carrying amount	61,896	61,918
Amortizing intangible assets, accumulated amortization	(52,996)	(49,263)
Amortizing intangible assets, net carrying amount	$ 8,900	$ 12,655