Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Document Period End Date			Jun. 30, 2018
Net sales
Services and software	$ 716.3	$ 687.9	$ 1,428.0	$ 1,371.5
Products	389.3	446.0	741.8	865.2
Total net sales	1,105.6	1,133.9	2,169.8	2,236.7
Cost of sales
Services and software	559.7	536.4	1,098.9	1,041.9
Products	326.2	359.7	610.3	714.5
Total cost of sales	885.9	896.1	1,709.2	1,756.4
Gross profit	219.7	237.8	460.6	480.3
Selling and administrative expense	219.8	236.8	447.7	483.8
Research, development and engineering expense	40.6	38.8	82.3	80.2
Impairment of assets	90.0	0.0	90.0	3.1
(Gain) loss on sale of assets, net	0.8	(7.7)	(6.9)	(8.1)
Total operating expense	351.2	267.9	613.1	559.0
Operating profit (loss)	(131.5)	(30.1)	(152.5)	(78.7)
Other income (expense)
Interest income	1.9	5.1	5.4	11.5
Interest expense	(28.4)	(32.2)	(54.4)	(63.0)
Foreign exchange gain (loss), net	(3.1)	(4.6)	(4.5)	(7.7)
Miscellaneous, net	(1.9)	1.9	(0.9)	3.2
Income (loss) before taxes	(163.0)	(59.9)	(206.9)	(134.7)
Income tax expense (benefit)	(29.6)	(36.3)	(10.2)	(58.9)
Net income (loss)	(133.4)	(23.6)	(196.7)	(75.8)
Net income attributable to noncontrolling interests	5.1	7.0	12.7	13.6
Net income (loss) attributable to Diebold Nixdorf, Incorporated	$ (138.5)	$ (30.6)	$ (209.4)	$ (89.4)
Basic weighted-average shares outstanding	76.0	75.5	75.9	75.4
Diluted weighted-average shares outstanding	76.0	75.5	75.9	75.4
Net income (loss) attributable to Diebold Nixdorf, Incorporated
Basic earnings (loss) per share	$ (1.82)	$ (0.41)	$ (2.76)	$ (1.19)
Diluted earnings (loss) per share	(1.82)	(0.41)	(2.76)	(1.19)
Dividends declared and paid per common share	$ 0	$ 0.1000	$ 0.1000	$ 0.2000