Equity (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2017	Mar. 31, 2016
Equity [Abstract]
Document Period End Date		Mar. 31, 2017
Diebold Nixdorf, Incorporated shareholders' equity
Balance at beginning of period		$ 591.4	$ 412.4
Comprehensive income (loss) attributable to Diebold Nixdorf, Incorporated		(13.9)	198.1
Common shares		0.6	0.3
Additional capital		(32.8)	5.3
Treasury shares		(4.6)	(1.7)
Dividends paid		(7.6)	(18.8)
Balance at end of period		533.1	595.6
Noncontrolling interests
Balance at beginning of period		433.4	23.1
Comprehensive income attributable to noncontrolling interests, net	[1]	6.6	0.4
Reclassification From Noncontrolling Interests To Redeemable Noncontrolling Interests		(386.7)	0.0
Minority Interest Decrease From Reclassification of Guaranteed Dividends To Other Current Liabilities		(5.7)	0.0
Distributions to noncontrolling interest holders		12.8	0.0
Balance at end of period		$ 34.8	$ 23.5

[1] hree months ended March 31, 2017 is primarily attributable to the redemption value adjustment to the redeemable noncontrolling interest.