Segment Information - Revenue by Service/Product Solution (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Revenue from External Customer [Line Items]
Services	$ 336.7	$ 341.6
Products	172.9	233.2
Total net sales	509.6	574.8
Financial Self Service And Security [Member]
Revenue from External Customer [Line Items]
Total net sales	507.6	564.5
Financial Self-Service [Member]
Revenue from External Customer [Line Items]
Services	289.3	291.2
Products	157.2	203.8
Total net sales	446.5	495.0
Security [Member]
Revenue from External Customer [Line Items]
Services	47.4	50.4
Products	13.7	19.1
Total net sales	61.1	69.5
Brazil Other [Member]
Revenue from External Customer [Line Items]
Total net sales	$ 2.0	$ 10.3