CONSOLIDATED STATEMENTS OF EQUITY - USD ($) shares in Millions, $ in Millions	Total	Total Diebold Nixdorf, Incorporated Shareholders' Equity	Common Shares		Additional Capital	Retained Earnings	Treasury Shares	Accumulated Other Comprehensive Income (Loss)	Equity Warrants	Non-controlling Interests
Balance (shares) at Dec. 31, 2020			93.5
Balance at Dec. 31, 2020	$ (831.7)	$ (827.1)	$ 116.9	[1]	$ 787.9	$ (742.3)	$ (576.7)	$ (412.9)	$ 0.0	$ (4.6)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(78.1)	(78.8)				(78.8)				0.7
Other comprehensive income	35.0	34.4						34.4		0.6
Share-based compensation issued (in shares)			1.1
Share-based compensation issued	0.1	0.1	$ 1.4	[1]	(1.3)
Share-based compensation expense	13.8	13.8			13.8
Treasury shares	(5.4)	(5.4)					(5.4)
Reclassification to redeemable noncontrolling interest	31.9	19.2			19.2					12.7
Distribution noncontrolling interest holders, net	(2.6)	(1.3)				(1.3)				(1.3)
Balance (shares) at Dec. 31, 2021			94.6
Balance at Dec. 31, 2021	(837.0)	(845.1)	$ 118.3	[1]	819.6	(822.4)	(582.1)	(378.5)	0.0	8.1
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(585.6)	(581.4)				(581.4)				(4.2)
Other comprehensive income	24.4	18.5						18.5		5.9
Share-based compensation issued (in shares)			1.2
Share-based compensation issued	0.0	0.0	$ 1.5	[1]	(1.5)
Share-based compensation expense	13.4	13.4			13.4
Treasury shares	(3.5)	(3.5)					(3.5)
Distribution noncontrolling interest holders, net	(2.9)	(2.9)				(2.9)
Equity warrants	20.1	20.1							20.1
Balance (shares) at Dec. 31, 2022			95.8
Balance at Dec. 31, 2022	(1,371.1)	(1,380.9)	$ 119.8	[1]	831.5	(1,406.7)	(585.6)	(360.0)	20.1	9.8
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	1,357.5	1,358.3				1,358.3				(0.8)
Other comprehensive income	32.3	40.0						40.0		(7.7)
Share-based compensation issued (in shares)			1.2
Share-based compensation issued	(0.1)	(0.1)	$ 1.4	[1]	(1.5)
Share-based compensation expense	2.4	2.4			2.4
Treasury shares	(0.8)	(0.8)					(0.8)
Acceleration of Predecessor equity awards	2.8	2.8			2.8
Elimination of Predecessor common shares, additional capital, retained earnings, treasury shares and warrants (in shares)			(97.0)
Elimination of Predecessor common shares, additional capital, retained earnings, treasury shares and warrants	(341.7)	(341.7)	$ (121.2)	[1]	(835.2)	48.4	586.4		(20.1)
Elimination of accumulated other comprehensive income (loss)	320.0	320.0						320.0
Change in value of non-controlling interests	12.6	0.0								12.6
Issuance of Successor common stock (in shares)			37.6
Issuance of Successor common stock	1,039.0	1,039.0	$ 0.4	[1]	1,038.6
Balance (shares) at Aug. 12, 2023			37.6
Balance at Aug. 12, 2023	1,052.9	1,039.0	$ 0.4	[1]	1,038.6	0.0	0.0	0.0	0.0	13.9
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	19.1	17.8				17.8				1.3
Other comprehensive income	7.8	7.6						7.6		0.2
Share-based compensation expense	0.1	0.1			0.1
Distribution noncontrolling interest holders, net	(0.7)	(0.7)				(0.7)
Balance (shares) at Dec. 31, 2023			37.6
Balance at Dec. 31, 2023	$ 1,079.2	$ 1,063.8	$ 0.4	[1]	$ 1,038.7	$ 17.1	$ 0.0	$ 7.6	$ 0.0	$ 15.4

[1] Successor Common Stock par value is $0.01, and the Predecessor Common Stock par value is $1.25.