Revenue Recognition - Summary of Revenue by Type (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
Gaming
Segment Reporting Information [Line Items]
Total revenue									1,772.7	1,773.6	806.4
Lottery
Segment Reporting Information [Line Items]
Total revenue									777.9	775.2	835.5
Interactive
Segment Reporting Information [Line Items]
Total revenue									332.8	210.0	144.5
Gaming operations | Gaming
Segment Reporting Information [Line Items]
Total revenue									725.3	763.2	414.0
Gaming machine sales | Gaming
Segment Reporting Information [Line Items]
Total revenue									618.2	571.1	335.0
Gaming systems | Gaming
Segment Reporting Information [Line Items]
Total revenue									240.8	273.0	37.4
Table products | Gaming
Segment Reporting Information [Line Items]
Total revenue									188.4	166.3	20.0
Instant products | Lottery
Segment Reporting Information [Line Items]
Total revenue									573.7	557.2	546.2
Lottery systems | Lottery
Segment Reporting Information [Line Items]
Total revenue									204.2	218.0	289.3
Social B2C | Interactive
Segment Reporting Information [Line Items]
Total revenue									274.4	170.6	125.5
Other | Interactive
Segment Reporting Information [Line Items]
Total revenue									$ 58.4	$ 39.4	$ 19.0