CHAPTER 11 CASES AND DUTCH SCHEME PROCEEDINGS, ABILITY TO CONTINUE AS GOING CONCERN AND OTHER RELATED MATTERS - Schedule of Reorganization Items (Details) - USD ($) $ in Millions	5 Months Ended	7 Months Ended	12 Months Ended
Dec. 31, 2023	Aug. 12, 2023	Dec. 31, 2022	Dec. 31, 2021
Reorganizations [Abstract]
Gain on settlement of liabilities subject to compromise (non-cash)	$ 0.0	$ 1,570.5
Fresh start valuation adjustments (non-cash)	0.0	686.7
Professional fees (cash)	(17.1)	(38.7)
Unamortized debt issuance costs (non-cash)	0.0	(124.6)
DIP premium (non-cash)	0.0	(384.4)
Debt make-whole premium (cash)	0.0	(91.0)
Lease rejection damage claim (cash)	0.0	(3.8)
Other (non-cash)	0.0	(0.6)
Total Reorganization items, net	$ (17.1)	$ 1,614.1	$ 0.0	$ 0.0

Debtor Reorganization Items, Gain (Loss) On Settlement Of Liabilities Subject To Compromise

No definition available.

Name:	dbd_DebtorReorganizationItemsGainLossOnSettlementOfLiabilitiesSubjectToCompromise
Namespace Prefix:	dbd_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of reorganization items related to debtor-in-possession facility financing costs.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 852
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 9
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481435/852-10-45-9

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 852
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 18
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481435/852-10-45-18

+ Details

Name:	us-gaap_DebtorReorganizationItemsDebtorInPossessionFacilityFinancingCosts
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of net gain (loss) on settlement of other claims for entities in bankruptcy, reported as a reorganization item.

+ References

+ Details

Name:	us-gaap_DebtorReorganizationItemsGainLossOnSettlementOfOtherClaimsNet1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of reorganization items related to legal and advisory professional fees related to entities in bankruptcy.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 852
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481372/852-10-55-3

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 852
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 9
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481435/852-10-45-9

+ Details

Name:	us-gaap_DebtorReorganizationItemsLegalAndAdvisoryProfessionalFees
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of gain (loss) on rejection of leases and other executory contracts, reported as a reorganization item.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 852
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481372/852-10-55-3

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 852
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 9
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481435/852-10-45-9

+ Details

Name:	us-gaap_DebtorReorganizationItemsNetGainLossOnRejectionOfLeasesAndOtherExecutoryContracts1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of expense (income) related to reorganization items classified as other.

+ References

+ Details

Name:	us-gaap_DebtorReorganizationItemsOtherExpenseIncome
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount recognized from the revaluation of assets and liabilities.

+ References

+ Details

Name:	us-gaap_DebtorReorganizationItemsRevaluationOfAssetsAndLiabilities
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of write-off of debt issuance costs and debt discounts related to prepetition debt obligations.

+ References

+ Details

Name:	us-gaap_DebtorReorganizationItemsWriteOffOfDeferredFinancingCostsAndDebtDiscounts
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Total amount of reorganization items.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 852
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481372/852-10-55-3

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 852
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 9
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481435/852-10-45-9

+ Details

Name:	us-gaap_ReorganizationItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- References

No definition available.

+ Details

Name:	us-gaap_ReorganizationsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration