v2.4.0.8

Risk Concentration (Details) | 12 Months Ended
--- | ---
Dec. 31, 2013 item
Interest rate risk |
Maturity period of debt for exposure to changes in market interest rates, minimum | 1 year
Labor Agreements |
Number of employees | 15,100
Number of employees engaged through contract labor providers | 1,000
Number of persons working under operating agreements with Shelf Drilling | 800

X
- Definition Number of persons employed by the Entity + References No definition available. + Details
Name: | dei_EntityNumberOfEmployees
Namespace Prefix: | dei_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

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

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

X
- Definition Represents the minimum maturity period of debt for exposure to changes in market interest rates when the entity refinances maturing debt with new debt. + References No definition available. + Details
Name: | rig_MinimumMaturityPeriodOfDebtForExposureToMarketRisks
Namespace Prefix: | rig_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of contract employees of entity at end of period. + References No definition available. + Details
Name: | rig_NumberOfContractEmployees
Namespace Prefix: | rig_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the number of persons working under operating agreements. + References No definition available. + Details
Name: | rig_NumberOfEmployeesWorkingUnderOperatingAgreements
Namespace Prefix: | rig_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant