Divestitures (Details) - USD ($) $ in Millions	3 Months Ended				6 Months Ended		12 Months Ended
	Jun. 30, 2017	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016	Nov. 30, 2016
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (Loss) on Disposition of Assets	$ 7.7		$ 0.1		$ 8.1	$ (0.3)
Document Period End Date					Jun. 30, 2017
Cost of sales
Income from discontinued operations, net of tax	0.0		0.5		$ 0.0	148.3
Legacy Diebold United Kingdom [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from divestiture	5.0
Legacy Diebold United Kingdom And Electronic Security Business in Mexico [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (Loss) on Disposition of Assets	$ 7.4
Aevi International GmbH And Diebold Nixdorf AG China Subsidiaries [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from divestiture		$ 27.7
Diebold Nixdorf AG China Subsidiaries [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Noncash or Part Noncash Divestiture, Amount of Consideration Received		$ 44.7
NA Electronic Security [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from divestiture				$ 350.0
Agreed upon contingent payment on divestiture				10.00%
Gain on sale of discontinued operation, net of tax			0.5			149.6
Credit for transition services				$ 6.0
Credit for transition services quarterly payment				5.0
Credit for transition services credit against payments				$ 1.0
Payment of quarterly transition services							$ 5.0
Use of credit against payments, transition services							1.0
Services and software			0.0			16.3
Systems			0.0			8.5
Net sales			0.0			24.8
Cost of sales
Services and software			0.0			15.1
Systems			0.0			6.9
Cost of sales			0.0			22.0
Gross profit			0.0			2.8
Selling and administrative expense			0.0			4.8
Income from discontinued operations before taxes			0.0			(2.0)
Income tax expense (benefit)			0.0			(0.7)
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest			0.0			(1.3)
Gain on sale of discontinued operations before taxes			0.0			243.3	$ 239.5
Income tax (benefit) expense			(0.5)			93.7
Income from discontinued operations, net of tax			$ 0.5			$ 148.3
Inspur (Suzhou) Financial Technology Service Co Ltd [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners								51.00%
Aisino Wincor Joint Venture [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Equity Method Investment, Ownership Percentage	43.60%				43.60%