Aggregate notional amount specified by the derivative(s).

No definition available.

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Namespace Prefix:	dbd_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The number of derivative instruments of a particular group held by the entity.

+ References

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+ Details

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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Fair value as of the balance sheet date of all foreign currency derivatives not designated as hedging instruments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 45
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Balance Type:	debit
Period Type:	instant

- Definition

Amount of the cost of borrowed funds accounted for as interest expense.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
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Period Type:	duration

- References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

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- Details

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Derivative Instruments and Hedging Activities (Textuals) (Details) € in Millions, £ in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2020 USD ($)	Mar. 31, 2019 USD ($)	Mar. 31, 2020 GBP (£)	Mar. 31, 2020 EUR (€)	Dec. 31, 2019 USD ($)	Sep. 30, 2019 USD ($)	Nov. 30, 2016 USD ($)	Mar. 31, 2006 EUR (€)
Derivative Instruments and Hedging Activities (Textuals)
Fair value of non-designated foreign exchange forward contracts	$ (3.9)				$ (0.4)
Interest Expense	$ 48.0	$ 50.9
Cash Flow Hedging [Member]
Derivative Instruments and Hedging Activities (Textuals)
Derivative, Number of Instruments Held	12		12	12
Notional amount of pay-fixed receive-variable interest rate swap			£ 24.0	€ 27.1
Interest rate hedges
Derivative Instruments and Hedging Activities (Textuals)
Notional amount of pay-fixed receive-variable interest rate swap	$ 250.0					$ 500.0	$ 400.0	€ 50.0
Interest Expense	$ 0.5