Acquisitions (Details) € / shares in Units, $ / shares in Units, € in Millions, $ in Millions	2 Months Ended	3 Months Ended		8 Months Ended	9 Months Ended		12 Months Ended
	Sep. 30, 2016 USD ($)	Sep. 30, 2016 USD ($) $ / shares shares	Sep. 30, 2015 USD ($) $ / shares shares	Nov. 21, 2016 EUR (€)	Sep. 30, 2016 USD ($) $ / shares shares	Sep. 30, 2015 USD ($) $ / shares shares	Sep. 30, 2015 EUR (€)	Sep. 30, 2016 € / shares	Aug. 15, 2016 USD ($) shares	Dec. 31, 2015 USD ($) shares	Dec. 31, 2015 € / shares	Jun. 30, 2015	Dec. 31, 2014 USD ($)
Business Acquisition [Line Items]
Payments for acquisitions, gross					$ 995.3
Payments for acquisition, net of cash acquired					890.6	$ 59.4
Goodwill	$ 991.0	$ 991.0			991.0					$ 161.5			$ 138.1
Total net sales		983.3	$ 589.6		2,072.9	1,808.9
Income (loss) from continuing operations before taxes		(116.0)	9.7		(131.8)	19.0
Net income (loss) attributable to Diebold, Incorporated		(102.3)	21.7		44.8	41.1
Acquisition related costs		75.1			100.6
Wincor Nixdorf [Member]
Business Acquisition [Line Items]
Net sales | €							€ 2,427.0
Ordinary shares outstanding | shares										29,800,000
Ordinary shares issued | shares										33,100,000
Treasury shares | shares										3,300,000
Cash portion of tender offer per share | € / shares											€ 38.98
Common shares portion of tender offer per share | shares										0.434
Number of ordinary shares acquired | shares									22,900,000
Percentage acquired of ordinary shares outstanding									76.70%
Percentage acquired of ordinary shares issued									69.20%
Purchase price consideration					$ 1,265.7
Common shares issued for acquisition | shares					9,900,000
Cash acquired from acquisition					$ 104.7
Payments for acquisition, net of cash acquired					890.6
Common shares issued for acquisition	279.7	279.7			279.7
Other consideration transferred for acquisition					(9.3)
Trade receivables									$ 474.1
Inventories									487.2
Deferred income taxes									46.5
Prepaid expenses									39.3
Current assets held for sale									100.5
Other current assets									79.7
Property, plant and equipment									236.9
Intangible assets									803.6
Other assets									27.0
Total assets acquired									2,294.8
Notes payable									159.8
Accounts payable									321.5
Deferred revenue									164.8
Payroll and other benefits liabilities									191.0
Current liabilities held for sale									62.5
Other current liabilities									183.4
Pensions and other benefits									87.6
Other noncurrent liabilities									393.5
Total liabilities assumed									1,564.1
Fair value of noncontrolling interest									(386.7)
Total identifiable net assets acquired, including noncontrolling interest									344.0
Goodwill									817.0
Acquired finite-lived intangible assets									803.6
Total net sales	405.3
Income (loss) from continuing operations before taxes	(57.9)
Net income (loss) attributable to Diebold, Incorporated	(41.6)
Purchase accounting adjustment related to acquired deferred revenue	4.9
Purchase accounting adjustment related to acquired inventory	31.7
Purchase accounting adjustment related to amortization of acquired intangible assets	17.9
Purchase accounting adjustment related to depreciation of acquired assets	0.8
Acquisition related costs		28.1			53.3
Net sales - pro forma		1,291.0	1,315.0		3,738.1	3,765.7
Net income (loss) attributable to Diebold, Incorporated - pro forma		$ (51.2)	$ (98.9)		$ 97.1	$ (250.8)
Net income (loss) attributable to Diebold, Incorporated per share - basic - pro forma | $ / shares		$ (0.68)	$ (1.32)		$ 1.29	$ (3.35)
Net income (loss) attributable to Diebold, Incorporated per share - diluted - pro forma | $ / shares		$ (0.68)	$ (1.31)		$ 1.28	$ (3.33)
Basic weighted-average shares outstanding - pro forma | shares		75,100,000	74,900,000		75,100,000	74,800,000
Diluted weighted-average shares outstanding - pro forma | shares		75,700,000	75,500,000		75,700,000	75,400,000
Consideration transferred net of cash acquired					$ 1,161.0
Phoenix Interactive Design, Inc [Member]
Business Acquisition [Line Items]
Payments for acquisitions, gross						$ 72.9
Percentage of voting interests acquired												100.00%
Amount of deferred payments related to acquisition						$ 12.6
Subsequent Event [Member] | Wincor Nixdorf [Member]
Business Acquisition [Line Items]
Payments for acquisitions, gross | €				€ 1,162.2
2024 Senior Notes [Member]
Business Acquisition [Line Items]
Senior Notes	$ 400.0	$ 400.0			$ 400.0
Stated interest rate	8.50%	8.50%			8.50%
Trade Names [Member] | Wincor Nixdorf [Member]
Business Acquisition [Line Items]
Acquired finite-lived intangible assets									37.9
Acquired finite-lived intangible assets, weighted average useful life					3 years
Developed Technology Rights [Member] | Wincor Nixdorf [Member]
Business Acquisition [Line Items]
Acquired finite-lived intangible assets									107.2
Acquired finite-lived intangible assets, weighted average useful life					4 years
Customer Relationships [Member] | Wincor Nixdorf [Member]
Business Acquisition [Line Items]
Acquired finite-lived intangible assets									$ 658.5
Acquired finite-lived intangible assets, weighted average useful life					9 years 6 months
Domination and Profit and Loss Transfer Agreement [Member] | Wincor Nixdorf [Member]
Business Acquisition [Line Items]
Cash portion of tender offer per share | € / shares								€ 55.02
Recurring cash compensation per share | € / shares								3.13
Recurring cash compensation per share net of tax | € / shares								€ 2.82