Property and Equipment, net (Details) - USD ($)	1 Months Ended	3 Months Ended			9 Months Ended
	Nov. 06, 2018	Sep. 30, 2018	Mar. 31, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017	Dec. 31, 2017
Property, Plant and Equipment [Line Items]
Less: accumulated depreciation		$ (931,700,000)			$ (931,700,000)		$ (911,100,000)
Property and equipment, net		542,400,000			542,400,000		568,200,000
Depreciation expense		51,200,000		$ 69,000,000	159,000,000	$ 205,900,000
Assets held-for-sale		55,100,000			55,100,000		0
Depreciation and amortization		166,300,000		$ 173,100,000	527,100,000	$ 513,200,000
Land
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		20,400,000			20,400,000		35,700,000
Buildings and leasehold improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		125,600,000			125,600,000		183,600,000
Gaming and lottery machinery and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		1,029,700,000			1,029,700,000		962,200,000
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		30,300,000			30,300,000		33,200,000
Construction in progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		22,200,000			22,200,000		27,700,000
Other property and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		$ 245,900,000			$ 245,900,000		$ 236,900,000
Held-for-sale
Property, Plant and Equipment [Line Items]
Depreciation and amortization			$ 19,000,000
Subsequent Event
Property, Plant and Equipment [Line Items]
Proceeds from sale of properties	$ 40,000,000