XML 72 R56.htm IDEA: XBRL DOCUMENT v3.25.0.1

Revenue from Contract with Customer - Additional Information (Details) $ in Millions	12 Months Ended
	Dec. 31, 2024 USD ($)
Revenue from Contract with Customer [Abstract]
Revenue recognized from amounts included in deferred revenue	$ 551
Amount of customer only general cancellation	1,237
Amount of non-cancelable contracts	$ 620

X

- Definition

Revenue, Remaining Performance Obligation, Amount of Customer Only General Cancellation

+ References

No definition available.

+ Details

Name:	tdc_RevenueRemainingPerformanceObligationAmountofCustomerOnlyGeneralCancellation
Namespace Prefix:	tdc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Revenue, Remaining Performance Obligation, Amount of Non-Cancelable Contracts

+ References

No definition available.

+ Details

Name:	tdc_RevenueRemainingPerformanceObligationAmountofNonCancelableContracts
Namespace Prefix:	tdc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 8
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479806/606-10-50-8

+ Details

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

X

- References

No definition available.

+ Details

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