Intangible Assets and Goodwill - Schedule of Goodwill (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended	12 Months Ended
	Sep. 30, 2014	Dec. 31, 2013
Goodwill [Roll Forward]
Balance at the beginning of the period	$ 1,183.1	$ 801.4
Acquisitions		381.8
Impairments		(5.4)
Foreign currency adjustments	(14.4)	5.3
Reallocation of goodwill		0
Balance at the end of the period	1,168.7	1,183.1
Instant Products
Goodwill [Roll Forward]
Balance at the beginning of the period	340.2	328.0
Acquisitions		0
Impairments		(5.4)
Foreign currency adjustments	(2.8)	(2.4)
Reallocation of goodwill		20.0
Balance at the end of the period	337.4	340.2
Lottery Systems
Goodwill [Roll Forward]
Balance at the beginning of the period	173.7	210.7
Acquisitions		0
Impairments		0
Foreign currency adjustments	(6.0)	2.7
Reallocation of goodwill		(39.7)
Balance at the end of the period	167.7	173.7
Gaming
Goodwill [Roll Forward]
Balance at the beginning of the period	669.2	262.7
Acquisitions		381.8
Impairments		0
Foreign currency adjustments	(5.6)	5.0
Reallocation of goodwill		19.7
Balance at the end of the period	$ 663.6	$ 669.2