Segment Information (Textuals) (Details) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2017 USD ($) segments	Sep. 30, 2016 USD ($)
Segment Reporting Information [Line Items]
Legal, Acquisition, and Divestiture Fees			$ 16.1	$ 96.3
Business Combination, Integration Related Costs			54.8
Cost of sales	$ 881.7	$ 785.7	$ 2,638.1	1,581.4
Number of reportable segments | segments			3
Segment Reconciling Items [Member]
Segment Reporting Information [Line Items]
Non Routine Expenses Net	72.7	$ 127.2	$ 206.2	$ 159.5
Diebold Nixdorf AG [Member]
Segment Reporting Information [Line Items]
Purchase accounting adjustment related to amortization of acquired intangible assets	30.2		98.0
Purchase accounting adjustment related to acquired deferred revenue	$ 9.7		30.4
Measurement Period Adjustment [Member]
Segment Reporting Information [Line Items]
Cost of sales			$ 1.9