XML 28 R61.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Subsequent Events (Details) (USD $) In Millions, unless otherwise specified | 0 Months Ended |
--- | --- | ---
May 06, 2014 | Dec. 31, 2014
Subsequent events |  |
Aggregate carrying amount of assets held for sale |  | $ 25 us-gaap_AssetsHeldForSaleLongLived
Subsequent Event | Assets held for sale Of Ultra Deepwater Floater GSF Explorer with related equipment | Forecast | Minimum |  |
Subsequent events |  |
Aggregate loss on impairment of assets held for sale, net of tax | 100 rig_LongLivedAssetsHeldForSaleImpairmentChargeContinuingOperationsNetOfTax / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_SignificantAcquisitionsAndDisposalsByTransactionAxis = rig_AssetsHeldForSaleOfUltraDeepwaterFloaterGSFExplorerWithRelatedEquipmentMember / us-gaap_StatementScenarioAxis = us-gaap_ScenarioForecastMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |
Aggregate carrying amount of assets held for sale | 5 us-gaap_AssetsHeldForSaleLongLived / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_SignificantAcquisitionsAndDisposalsByTransactionAxis = rig_AssetsHeldForSaleOfUltraDeepwaterFloaterGSFExplorerWithRelatedEquipmentMember / us-gaap_StatementScenarioAxis = us-gaap_ScenarioForecastMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |
Subsequent Event | Assets held for sale Of Ultra Deepwater Floater GSF Explorer with related equipment | Forecast | Maximum |  |
Subsequent events |  |
Aggregate loss on impairment of assets held for sale, net of tax | 120 rig_LongLivedAssetsHeldForSaleImpairmentChargeContinuingOperationsNetOfTax / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_SignificantAcquisitionsAndDisposalsByTransactionAxis = rig_AssetsHeldForSaleOfUltraDeepwaterFloaterGSFExplorerWithRelatedEquipmentMember / us-gaap_StatementScenarioAxis = us-gaap_ScenarioForecastMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |
Aggregate carrying amount of assets held for sale | $ 20 us-gaap_AssetsHeldForSaleLongLived / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_SignificantAcquisitionsAndDisposalsByTransactionAxis = rig_AssetsHeldForSaleOfUltraDeepwaterFloaterGSFExplorerWithRelatedEquipmentMember / us-gaap_StatementScenarioAxis = us-gaap_ScenarioForecastMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |

X
- Definition Represents the loss recognized for an asset classified as held for sale in continuing operations, net of tax. + References No definition available. + Details
Name: | rig_LongLivedAssetsHeldForSaleImpairmentChargeContinuingOperationsNetOfTax
Namespace Prefix: | rig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Long-lived assets that are held for sale apart from normal operations and anticipated to be sold in less than one year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 45 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=6892542&loc=d3e1107-107759 + Details
Name: | us-gaap_AssetsHeldForSaleLongLived
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |