Condensed Consolidated Balance Sheets - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Current assets
Cash, cash equivalents and restricted cash	$ 224.7	$ 388.9
Short-term investments	42.1	34.3
Receivables, Net, Current	549.8	595.2
Inventories	620.8	544.2
Prepaid expenses	49.5	48.2
Current assets held for sale	60.9	73.4
Other current assets	233.7	203.1
Total current assets	1,781.5	1,887.3
Securities and other investments	9.7	11.0
Property, Plant and Equipment, Net	131.5	138.1
Goodwill	731.9	743.6
Deferred income taxes	96.8	95.7
Intangible assets, net	324.2	347.5
Other Assets, Noncurrent	287.8	329.8
Total assets	3,316.5	3,507.2
Current liabilities
Notes payable	10.4	47.1
Accounts payable	623.9	706.3
Deferred Revenue, Current	379.1	322.4
Payroll and other benefits liabilities	165.2	186.5
Disposal Group, Including Discontinued Operation, Liabilities	12.4	20.3
Other current liabilities	471.5	466.8
Total current liabilities	1,662.5	1,749.4
Long-term debt	2,340.5	2,245.6
Pensions, post-retirement and other benefits	80.6	104.2
Deferred income taxes	105.5	105.5
Other liabilities	136.0	139.5
Redeemable noncontrolling interests	0.0	0.0
Diebold Nixdorf, Incorporated shareholders' equity
Preferred shares, no par value, 1,000,000 authorized shares, none issued	0.0	0.0
Common shares, $1.25 par value, 125,000,000 authorized shares, 95,565,609 and 94,599,742 issued shares, 78,927,653 and 78,352,333 outstanding shares, respectively	119.5	118.3
Additional capital	820.1	819.6
Retained earnings (accumulated deficit)	(1,005.5)	(822.4)
Treasury shares, at cost (16,637,956 and 16,247,409 shares, respectively)	(585.4)	(582.1)
Accumulated other comprehensive loss	(365.4)	(378.5)
Total Diebold Nixdorf, Incorporated shareholders' equity	(1,016.7)	(845.1)
Noncontrolling interests	8.1	8.1
Total equity	(1,008.6)	(837.0)
Total liabilities and equity	$ 3,316.5	3,507.2
Document Period End Date	Mar. 31, 2022
Customer relationships [Member]
Current assets
Intangible assets, net	$ 277.3	$ 301.7