CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	5 Months Ended	7 Months Ended	12 Months Ended
	Dec. 31, 2023	Aug. 12, 2023	Dec. 31, 2022	Dec. 31, 2021
Financial designation, successor and predecessor	Successor
Net sales
Total net sales	$ 1,628.6	$ 2,131.9	$ 3,460.7	$ 3,905.2
Cost of sales
Total cost of sales	1,275.6	1,611.9	2,703.4	2,861.8
Gross profit	353.0	520.0	757.3	1,043.4
Selling and administrative expense	226.0	458.7	741.6	775.6
Research, development and engineering expense	34.4	62.3	120.7	126.3
Impairment of assets	1.2	3.3	111.8	1.3
(Gain) loss on sale of assets, net	(1.0)	1.2	(5.1)	3.1
Total operating expense	260.6	525.5	969.0	906.3
Operating profit (loss)	92.4	(5.5)	(211.7)	137.1
Other income (expense)
Interest income	6.3	6.7	10.0	6.1
Interest expense	(68.7)	(178.0)	(199.2)	(195.3)
Foreign exchange loss, net	(12.2)	(1.2)	(7.8)	(2.0)
Reorganization items, net	(17.1)	1,614.1	0.0	0.0
Miscellaneous, net	(0.8)	12.3	2.2	3.4
Loss on refinancing	0.0	0.0	(32.1)	0.0
(Loss) income before taxes	(0.1)	1,448.4	(438.6)	(50.7)
Income tax expense (benefit)	(14.7)	90.4	149.2	27.7
Equity in earnings (loss) of unconsolidated subsidiaries, net	4.5	(0.5)	2.2	0.3
Net income (loss)	19.1	1,357.5	(585.6)	(78.1)
Net income (loss) income attributable to noncontrolling interests	1.3	(0.8)	(4.2)	0.7
Net income (loss) attributable to Diebold Nixdorf, Incorporated	$ 17.8	$ 1,358.3	$ (581.4)	$ (78.8)
Basic weighted-average shares outstanding (in shares)	37.6	79.7	79.0	78.3
Diluted weighted-average shares outstanding (in shares)	37.6	81.4	79.0	78.3
Net income (loss) attributable to Diebold Nixdorf, Incorporated
Basic earnings (loss) per share (in dollars per share)	$ 0.47	$ 17.04	$ (7.36)	$ (1.01)
Diluted earnings (loss) per share (in dollars per share)	$ 0.47	$ 16.69	$ (7.36)	$ (1.01)
Services
Net sales
Total net sales	$ 858.4	$ 1,295.0	$ 2,098.9	$ 2,303.6
Cost of sales
Total cost of sales	658.2	922.4	1,480.8	1,577.3
Products
Net sales
Total net sales	770.2	836.9	1,361.8	1,601.6
Cost of sales
Total cost of sales	$ 617.4	$ 689.5	$ 1,222.6	$ 1,284.5