Property and Equipment, net (Details) - USD ($)	3 Months Ended			6 Months Ended
	Jun. 30, 2018	Mar. 31, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017	Dec. 31, 2017
Property, Plant and Equipment [Line Items]
Less: accumulated depreciation	$ (929,600,000)			$ (929,600,000)		$ (911,100,000)
Property and equipment, net	520,200,000			520,200,000		568,200,000
Depreciation expense	54,700,000		$ 70,000,000	107,800,000	$ 136,900,000
Assets held-for-sale	55,100,000			55,100,000		0
Depreciation and amortization	172,700,000		$ 175,000,000	360,800,000	$ 340,100,000
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	120,700,000			120,700,000		183,600,000
Gaming and lottery machinery and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	996,600,000			996,600,000		962,200,000
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	30,400,000			30,400,000		33,200,000
Construction in progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	39,900,000			39,900,000		27,700,000
Other property and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 241,800,000			$ 241,800,000		$ 236,900,000
Held-for-sale
Property, Plant and Equipment [Line Items]
Depreciation and amortization		$ 19,000,000