Property and Equipment, net - Schedule of Property and Equipment (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Property, Plant and Equipment [Line Items]
Less: accumulated depreciation	$ (911.1)	$ (888.9)
Property and equipment, net	568.2	612.2
Depreciation expense	269.5	323.1	$ 313.6
Land
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	35.7	36.5
Buildings and leasehold improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	183.6	182.2
Gaming and lottery machinery and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	962.2	993.3
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	33.2	28.6
Construction in progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	27.7	21.2
Other property and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 236.9	$ 239.3