Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Net sales
Net sales	$ 858.1	$ 829.8
Cost of sales
Total cost of sales	648.8	644.5
Gross profit	209.3	185.3
Selling and administrative expense	183.8	181.0
Research, development and engineering expense	26.4	32.3
Asset Impairment Charges	0.9	55.2
Impairment of assets	0.3	0.2
Total operating expense	211.4	268.7
Operating loss	(2.1)	(83.4)
Other income (expense)
Interest income	1.7	1.3
Interest expense	(81.9)	(48.1)
Foreign exchange loss, net	(10.6)	(4.7)
Miscellaneous, net	2.6	2.6
Loss before taxes	(90.3)	(132.3)
Income tax expense	21.1	50.9
Equity in loss of unconsolidated subsidiaries	(0.1)	(0.7)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Total	(111.5)	(183.9)
Net loss attributable to noncontrolling interests	(0.4)	(0.8)
Net loss attributable to Diebold Nixdorf, Incorporated	$ (111.1)	$ (183.1)
Weighted-average number of common shares used in basic and diluted loss per share (1)	79.3	78.7
Earnings Per Share [Abstract]
Basic and diluted loss per share	$ (1.40)	$ (2.33)
Service [Member]
Net sales
Net sales	$ 516.4	$ 526.2
Cost of sales
Total cost of sales	363.0	374.2
Product [Member]
Net sales
Net sales	341.7	303.6
Cost of sales
Total cost of sales	285.8	270.3
Retained Earnings [Member]
Other income (expense)
Net loss attributable to Diebold Nixdorf, Incorporated	$ (111.1)	$ (183.1)