XML 77 R64.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Guarantee Of Registered Securities (Condensed Consolidating Statements Of Cash Flows) (Details) - USD ($) $ in Millions | 6 Months Ended
--- | ---
Jun. 30, 2018 | Jun. 30, 2017
OPERATING ACTIVITIES |  |
Net cash (used in) provided by operating activities of continuing operations | $ (18.0) | $ 130.5
INVESTING ACTIVITIES |  |
Proceeds from Issuance of Debt | 1,000.0 |
Maturities of short-term investments | 599.0 | 897.0
Purchases of short-term investments | (414.0) | (1,134.8)
Additions to property and equipment | (331.9) | (332.6)
Sale of affiliate debt | 0.0 | 0.0
Other | 2.9 | 1.7
Net cash used in investing activities of continuing operations | (144.0) | (568.7)
FINANCING ACTIVITIES |  |
Proceeds from issuance of senior notes | (771.2) | (537.0)
Cash dividends paid | (9.0) | (6.2)
Debt issuance costs | (17.0) | (5.5)
Advances from affiliates | 0.0 | 0.0
Other | (2.5) | (3.6)
Net cash provided by (used in) financing activities | 200.3 | (552.3)
Net cash provided by (used in) discontinued operations | 2.5 | (0.2)
Effect of exchange rate changes on cash and cash equivalents | (0.7) | 0.6
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | 40.1 | (990.1)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD | 445.4 | 1,159.7
CASH AND CASH EQUIVALENTS, END OF PERIOD | 485.5 | 169.6
Ensco plc |  |
OPERATING ACTIVITIES |  |
Net cash (used in) provided by operating activities of continuing operations | 28.3 | (17.8)
INVESTING ACTIVITIES |  |
Proceeds from Issuance of Debt | 1,000.0 |
Maturities of short-term investments | 599.0 | 65.1
Purchases of short-term investments | (414.0) | (563.0)
Additions to property and equipment | 0.0 | 0.0
Sale of Affiliate Debt | 479.0 |
Sale of affiliate debt | (552.5) | (316.3)
Other | 0.0 | 0.0
Net cash used in investing activities of continuing operations | 111.5 | (814.2)
FINANCING ACTIVITIES |  |
Proceeds from issuance of senior notes | (159.9) | (220.7)
Cash dividends paid | (9.0) | (6.2)
Debt issuance costs | (17.0) | (5.5)
Advances from affiliates |  | 247.7
Advances from (to) affiliate | (831.5) |
Other | (1.9) | (2.6)
Net cash provided by (used in) financing activities | (19.3) | 12.7
Net cash provided by (used in) discontinued operations | 0.0 | 0.0
Effect of exchange rate changes on cash and cash equivalents | 0.0 | 0.0
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | 120.5 | (819.3)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD | 185.2 | 892.6
CASH AND CASH EQUIVALENTS, END OF PERIOD | 305.7 | 73.3
ENSCO International Incorporated |  |
OPERATING ACTIVITIES |  |
Net cash (used in) provided by operating activities of continuing operations | (87.8) | (50.5)
INVESTING ACTIVITIES |  |
Proceeds from Issuance of Debt | 0.0 |
Maturities of short-term investments | 0.0 | 0.0
Purchases of short-term investments | 0.0 | 0.0
Additions to property and equipment | 0.0 | 0.0
Sale of Affiliate Debt | 0.0 |
Sale of affiliate debt | 0.0 | 0.0
Other | 0.0 | 0.0
Net cash used in investing activities of continuing operations | 0.0 | 0.0
FINANCING ACTIVITIES |  |
Proceeds from issuance of senior notes | 0.0 | 0.0
Cash dividends paid | 0.0 | 0.0
Debt issuance costs | 0.0 | 0.0
Advances from affiliates | 87.8 | 50.5
Other | 0.0 | 0.0
Net cash provided by (used in) financing activities | 87.8 | 50.5
Net cash provided by (used in) discontinued operations | 0.0 | 0.0
Effect of exchange rate changes on cash and cash equivalents | 0.0 | 0.0
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | 0.0 | 0.0
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD | 0.0 | 0.0
CASH AND CASH EQUIVALENTS, END OF PERIOD | 0.0 | 0.0
Pride International LLC |  |
OPERATING ACTIVITIES |  |
Net cash (used in) provided by operating activities of continuing operations | (56.6) | (53.9)
INVESTING ACTIVITIES |  |
Proceeds from Issuance of Debt | 0.0 |
Maturities of short-term investments | 0.0 | 0.0
Purchases of short-term investments | 0.0 | 0.0
Additions to property and equipment | 0.0 | 0.0
Sale of Affiliate Debt | 0.0 |
Sale of affiliate debt | 0.0 | 0.0
Other | 0.0 | 0.0
Net cash used in investing activities of continuing operations | 0.0 | 0.0
FINANCING ACTIVITIES |  |
Proceeds from issuance of senior notes | (537.8) | 0.0
Cash dividends paid | 0.0 | 0.0
Debt issuance costs | 0.0 | 0.0
Advances from affiliates | 584.9 | 37.9
Other | 0.0 | 0.0
Net cash provided by (used in) financing activities | 47.1 | 37.9
Net cash provided by (used in) discontinued operations | 0.0 | 0.0
Effect of exchange rate changes on cash and cash equivalents | 0.0 | 0.0
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | (9.5) | (16.0)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD | 25.6 | 19.8
CASH AND CASH EQUIVALENTS, END OF PERIOD | 16.1 | 3.8
Other Non-Guarantor Subsidiaries of Ensco |  |
OPERATING ACTIVITIES |  |
Net cash (used in) provided by operating activities of continuing operations | 98.1 | 252.7
INVESTING ACTIVITIES |  |
Proceeds from Issuance of Debt | 0.0 |
Maturities of short-term investments | 0.0 | 831.9
Purchases of short-term investments | 0.0 | (571.8)
Additions to property and equipment | (331.9) | (332.6)
Sale of Affiliate Debt | 0.0 |
Sale of affiliate debt | 0.0 | 0.0
Other | 2.9 | 1.7
Net cash used in investing activities of continuing operations | (329.0) | (70.8)
FINANCING ACTIVITIES |  |
Proceeds from issuance of senior notes | 0.0 |
Proceeds from (Repayments of) Debt |  | 0.0
Cash dividends paid | 0.0 | 0.0
Debt issuance costs | 0.0 | 0.0
Advances from affiliates | 158.8 |
Advances from (to) affiliate |  | (336.1)
Other | (0.6) | (1.0)
Net cash provided by (used in) financing activities | 158.2 | (337.1)
Net cash provided by (used in) discontinued operations | 2.5 | (0.2)
Effect of exchange rate changes on cash and cash equivalents | (0.7) | 0.6
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | (70.9) | (154.8)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD | 234.6 | 247.3
CASH AND CASH EQUIVALENTS, END OF PERIOD | 163.7 | 92.5
Consolidating Adjustments |  |
OPERATING ACTIVITIES |  |
Net cash (used in) provided by operating activities of continuing operations | 0.0 | 0.0
INVESTING ACTIVITIES |  |
Proceeds from Issuance of Debt | 0.0 |
Maturities of short-term investments | 0.0 | 0.0
Purchases of short-term investments | 0.0 | 0.0
Additions to property and equipment | 0.0 | 0.0
Sale of Affiliate Debt | (479.0) |
Sale of affiliate debt | 552.5 | 316.3
Other | 0.0 | 0.0
Net cash used in investing activities of continuing operations | 73.5 | 316.3
FINANCING ACTIVITIES |  |
Proceeds from issuance of senior notes | (73.5) | (316.3)
Cash dividends paid | 0.0 | 0.0
Debt issuance costs | 0.0 | 0.0
Advances from affiliates | 0.0 | 0.0
Other | 0.0 | 0.0
Net cash provided by (used in) financing activities | (73.5) | (316.3)
Net cash provided by (used in) discontinued operations | 0.0 | 0.0
Effect of exchange rate changes on cash and cash equivalents | 0.0 | 0.0
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | 0.0 | 0.0
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD | 0.0 | 0.0
CASH AND CASH EQUIVALENTS, END OF PERIOD | $ 0.0 | $ 0.0

X
- Definition Proceeds from (Payments for) Other Financing Activities Excluding Proceeds from (Payments for) Exercise of Stock Options + References No definition available. + Details
Name: | esv_ProceedsFromPaymentsForOtherFinancingActivitiesExcludingProceedsFromPaymentsForExerciseOfStockOptions
Namespace Prefix: | esv_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Purchase of Affiliate Debt + References No definition available. + Details
Name: | esv_PurchaseofAffiliateDebt
Namespace Prefix: | esv_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Sale of Affiliate Debt + References No definition available. + Details
Name: | esv_SaleofAffiliateDebt
Namespace Prefix: | esv_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=82887183&loc=d3e6676-107765 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3044-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.1) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_CashAndCashEquivalentsAtCarryingValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3521-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 230 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=98513438&loc=d3e33268-110906 + Details
Name: | us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of increase (decrease) from the effect of exchange rate changes on cash and cash equivalent balances held in foreign currencies. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 230 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=98513438&loc=d3e33268-110906 + Details
Name: | us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Increase (decrease) in cash associated with the entity's discontinued operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3521-108585 + Details
Name: | us-gaap_NetCashProvidedByUsedInDiscontinuedOperations
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3521-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 26 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3574-108585 + Details
Name: | us-gaap_NetCashProvidedByUsedInFinancingActivities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of cash inflow (outflow) of investing activities, excluding discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 26 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3574-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3521-108585 + Details
Name: | us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of cash inflow (outflow) from operating activities, excluding discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3521-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3536-108585 + Details
Name: | us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash outflow from advancing money to an affiliate (an entity that is related but not strictly controlled by the entity). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsForAdvanceToAffiliate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of cash (inflow) outflow from investing activities classified as other. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3098-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3095-108585 + Details
Name: | us-gaap_PaymentsForProceedsFromOtherInvestingActivities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The net amount paid (received) by the reporting entity through acquisition or sale and maturities of short-term investments with an original maturity that is three months or less which qualify for treatment as an investing activity based on management's intention and intended by management to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3098-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3095-108585 + Details
Name: | us-gaap_PaymentsForProceedsFromShortTermInvestments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
Name: | us-gaap_PaymentsOfDebtIssuanceCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
Name: | us-gaap_PaymentsOfDividendsCommonStock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Cash outflow for purchase of trading, available-for-sale securities and held-to-maturity securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=82896770&loc=d3e26853-111562 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquireMarketableSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash inflow from an entity that is affiliated with the entity by means of direct or indirect ownership. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3255-108585 + Details
Name: | us-gaap_ProceedsFromContributionsFromAffiliates
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt. + References No definition available. + Details
Name: | us-gaap_ProceedsFromIssuanceOfDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The net cash inflow or outflow in aggregate debt due to repayments and proceeds from additional borrowings. + References No definition available. + Details
Name: | us-gaap_ProceedsFromRepaymentsOfDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
Name: | us-gaap_RepaymentsOfLongTermDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=esv_EnscoPlcMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=esv_EnscoInternationalIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=esv_PrideInternationalIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=esv_OtherNonGuarantorSubsidiariesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=esv_ConsolidatedAdjustmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |