Business Segments - Reportable Segment (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Segment Reporting Information [Line Items]
Total revenue	$ 752.2	$ 720.0	$ 729.2	$ 682.0	$ 737.0	$ 671.6	$ 691.5	$ 658.7	$ 2,883.4	$ 2,758.8	$ 1,786.4
Depreciation, amortization and impairments	173.3	191.7	193.1	180.6	210.3	286.5	222.2	184.2	738.7	903.2	454.3
Goodwill impairments	69.0	0.0	0.0	0.0	67.6	935.0	0.0	0.0	69.0	1,002.6	0.0
Restructuring and other	36.3	13.8	4.2	2.7	2.9	5.6	5.2	8.2	57.0	21.9	30.7
Operating income (loss)	(12.3)	$ 33.5	$ 59.1	$ 50.3	(54.4)	(988.2)	$ (0.1)	$ 18.1	130.6	(1,024.6)	(172.7)
Interest expense									(661.4)	(664.9)	(307.2)
Earnings (loss) from equity investments									13.0	16.9	(7.6)
Gain (loss) on early extinguishment of debt									25.2	0.0	(25.9)
Gain on sale of equity interest									0.0	0.0	14.5
Other income (expense), net									13.9	(21.6)	4.0
Net loss before income taxes									(478.7)	(1,694.2)	(494.9)
Assets	7,087.4				7,732.2				7,087.4	7,732.2	9,721.1
Capital expenditures for year ended									272.9	323.6	238.3
Gaming
Segment Reporting Information [Line Items]
Total revenue									1,772.7	1,773.6	806.4
Goodwill impairments						$ 935.0			0.0	935.0
Lottery
Segment Reporting Information [Line Items]
Total revenue									777.9	775.2	835.5
Goodwill impairments									69.0	67.6
Interactive
Segment Reporting Information [Line Items]
Total revenue									332.8	210.0	144.5
Goodwill impairments									0.0	0.0
Operating Segments | Gaming
Segment Reporting Information [Line Items]
Total revenue									1,772.7	1,773.6	806.4
Depreciation, amortization and impairments									585.2	728.6	318.7
Goodwill impairments									0.0	935.0
Restructuring and other									14.6	11.2	15.5
Operating income (loss)									212.0	(901.5)	(168.3)
Assets	5,506.6				6,135.2				5,506.6	6,135.2	7,853.0
Capital expenditures for year ended									184.4	234.8	160.5
Operating Segments | Lottery
Segment Reporting Information [Line Items]
Total revenue									777.9	775.2	835.5
Depreciation, amortization and impairments									66.5	95.9	97.1
Goodwill impairments									69.0	67.6
Restructuring and other									8.7	0.2	3.5
Operating income (loss)									122.9	67.2	166.0
Assets	1,032.0				1,116.6				1,032.0	1,116.6	1,407.2
Capital expenditures for year ended									40.5	43.9	58.3
Operating Segments | Interactive
Segment Reporting Information [Line Items]
Total revenue									332.8	210.0	144.5
Depreciation, amortization and impairments									14.9	19.6	13.3
Goodwill impairments									0.0	0.0
Restructuring and other									1.6	1.5	7.1
Operating income (loss)									48.5	27.1	1.2
Assets	205.8				211.9				205.8	211.9	185.5
Capital expenditures for year ended									8.9	6.7	5.4
Corporate
Segment Reporting Information [Line Items]
Total revenue									0.0	0.0	0.0
Depreciation, amortization and impairments									72.1	59.1	25.2
Goodwill impairments									0.0	0.0
Restructuring and other									32.1	9.0	4.6
Operating income (loss)									(252.8)	(217.4)	(171.6)
Assets	$ 343.0				$ 268.5				343.0	268.5	275.4
Capital expenditures for year ended									$ 39.1	$ 38.2	$ 14.1