XML 38 R87.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Segment, Other Supplemental Information and Concentrations Schedule of Property and Equipment by Geographic Area (Detail) (USD $) In Millions, unless otherwise specified | Dec. 31, 2014 | Dec. 31, 2013
--- | --- | ---
Schedule Of Identifiable Assets By Segment [Line Items] |  |
Property and equipment, net | $ 159 us-gaap_PropertyPlantAndEquipmentNet | $ 161 us-gaap_PropertyPlantAndEquipmentNet
United States |  |
Schedule Of Identifiable Assets By Segment [Line Items] |  |
Property and equipment, net | 130 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = tdc_UnitedStatesMember | 131 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = tdc_UnitedStatesMember
Americas (excluding United States) |  |
Schedule Of Identifiable Assets By Segment [Line Items] |  |
Property and equipment, net | 4 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = tdc_NorthAmericaAndLatinAmericaRegionExcludingUnitedStatesMember | 3 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = tdc_NorthAmericaAndLatinAmericaRegionExcludingUnitedStatesMember
International |  |
Schedule Of Identifiable Assets By Segment [Line Items] |  |
Property and equipment, net | $ 25 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = tdc_InternationalMember | $ 27 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = tdc_InternationalMember

X
- Details
Name: | tdc_ScheduleOfIdentifiableAssetsBySegmentLineItems
Namespace Prefix: | tdc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 13 -Subparagraph a -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 8 -Article 7 + Details
Name: | us-gaap_PropertyPlantAndEquipmentNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=tdc_InternationalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=tdc_NorthAmericaAndLatinAmericaRegionExcludingUnitedStatesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=tdc_UnitedStatesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |