Segment Information Revenue By Service/Product Solution (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Segment Reporting Information [Line Items]
Net Sales									100.00%	100.00%
Net sales summary by segment	$ 1,289.8	$ 1,119.0	$ 1,105.6	$ 1,064.2	$ 1,249.9	$ 1,122.7	$ 1,133.9	$ 1,102.8	$ 4,578.6	$ 4,609.3	$ 3,316.3
Service [Member]
Segment Reporting Information [Line Items]
Net sales summary by segment									2,789.5	2,785.3	1,908.0
Product [Member]
Segment Reporting Information [Line Items]
Net sales summary by segment									1,789.1	1,824.0	1,408.3
Operating Segments [Member]
Segment Reporting Information [Line Items]
Net sales summary by segment									4,578.6	4,609.3	3,316.3
Eurasia Banking Segment [Member]
Segment Reporting Information [Line Items]
Net sales summary by segment									1,800.2	1,903.4	1,232.6
Eurasia Banking Segment [Member] | Service [Member]
Segment Reporting Information [Line Items]
Net sales summary by segment									1,111.8	1,133.1	637.3
Eurasia Banking Segment [Member] | Product [Member]
Segment Reporting Information [Line Items]
Net sales summary by segment									688.4	770.3	595.3
Eurasia Banking Segment [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Net sales summary by segment									1,800.2	1,903.4	1,232.6
Americas Banking Segment [Member] | Service [Member]
Segment Reporting Information [Line Items]
Net sales summary by segment									1,025.8	1,043.9	1,068.1
Americas Banking Segment [Member] | Product [Member]
Segment Reporting Information [Line Items]
Net sales summary by segment									489.9	481.7	499.2
Americas Banking Segment [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Net sales summary by segment									1,515.7	1,525.6	1,567.3
Retail Segment [Member]
Segment Reporting Information [Line Items]
Net sales summary by segment									1,262.7	1,180.3	516.4
Retail Segment [Member] | Service [Member]
Segment Reporting Information [Line Items]
Net sales summary by segment									651.9	608.3	202.6
Retail Segment [Member] | Product [Member]
Segment Reporting Information [Line Items]
Net sales summary by segment									610.8	572.0	313.8
Retail Segment [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Net sales summary by segment									$ 1,262.7	$ 1,180.3	$ 516.4
Transferred at Point in Time [Member]
Segment Reporting Information [Line Items]
Net Sales									39.00%	40.00%
Transferred over Time [Member]
Segment Reporting Information [Line Items]
Net Sales									61.00%	60.00%