Quarterly Financial Information (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2020

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information

The following table presents selected unaudited quarterly financial information for the years ended December 31:

	First Quarter				Second Quarter				Third Quarter				Fourth Quarter
	2020		2019		2020		2019		2020		2019		2020		2019
Net sales	$	910.7	$	1,028.1	$	890.5	$	1,150.2	$	995.2	$	1,078.8	$	1,105.9	$	1,151.6
Gross profit	$	226.8	$	246.1	$	247.6	$	279.2	$	284.1	$	271.4	$	276.5	$	270.4
Net loss	$	(93.4)	$	(131.9)	$	(23.1)	$	(55.3)	$	(100.9)	$	(34.8)	$	(50.4)	$	(122.6)
Net income (loss) attributable to noncontrolling interests	(0.6)		0.8		0.6		(5.0)		0.5		0.9		0.8		—
Net loss attributable to Diebold Nixdorf, Incorporated	$	(92.8)	$	(132.7)	$	(23.7)	$	(50.3)	$	(101.4)	$	(35.7)	$	(51.2)	$	(122.6)
Net income (loss) attributable to Diebold Nixdorf, Incorporated
Basic and diluted (loss) per share	$	(1.20)	$	(1.74)	$	(0.31)	$	(0.66)	$	(1.31)	$	(0.46)	$	(0.66)	$	(1.60)
Basic and diluted weighted-average shares outstanding	77.2		76.4		77.6		76.7		77.7		76.8		77.7		76.8