XML 74 R59.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Guarantee Of Registered Securities (Condensed Consolidating Statements Of Income) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2016 | Sep. 30, 2015 | Sep. 30, 2016 | Sep. 30, 2015
Guarantor Obligations [Line Items] |  |  |  |
OPERATING REVENUES | $ 548.2 | $ 1,012.2 | $ 2,271.8 | $ 3,235.1
Contract drilling (exclusive of depreciation) | 298.1 | 433.5 | 1,012.0 | 1,454.4
Depreciation | 109.4 | 145.2 | 335.1 | 422.8
Loss on impairment | 0.0 | 2.4 | 0.0 | 2.4
General and administrative | 25.3 | 28.4 | 76.1 | 88.2
OPERATING INCOME | 115.4 | 402.7 | 848.6 | 1,267.3
OTHER INCOME (EXPENSE), NET | (30.9) | (52.4) | 114.4 | (180.4)
INCOME FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | 84.5 | 350.3 | 963.0 | 1,086.9
INCOME TAX PROVISION | (3.5) | 33.2 | 104.6 | 168.9
DISCONTINUED OPERATIONS, NET | (0.7) | (23.3) | (1.8) | (33.6)
NET INCOME | 87.3 | 293.8 | 856.6 | 884.4
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS | (2.0) | (1.8) | (5.4) | (7.4)
NET INCOME ATTRIBUTABLE TO ENSCO | 85.3 | 292.0 | 851.2 | 877.0
Ensco Plc [Member] |  |  |  |
Guarantor Obligations [Line Items] |  |  |  |
OPERATING REVENUES | 6.7 | 9.8 | 21.5 | 27.2
Contract drilling (exclusive of depreciation) | 6.7 | 7.3 | 20.6 | 20.4
Depreciation | 0.0 |  | 0.0 | 0.1
Loss on impairment |  | 0.0 |  | 0.0
General and administrative | 9.1 | 11.8 | 25.8 | 38.8
OPERATING INCOME | (9.1) | (9.3) | (24.9) | (32.1)
OTHER INCOME (EXPENSE), NET | 6.9 | (37.1) | 145.9 | (133.3)
INCOME FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | (2.2) | (46.4) | 121.0 | (165.4)
INCOME TAX PROVISION |  |  | 0.0 |
DISCONTINUED OPERATIONS, NET |  |  | 0.0 |
EQUITY EARNINGS IN AFFILIATES, NET OF TAX | 87.5 | 338.4 | 730.2 | 1,042.4
NET INCOME | 85.3 | 292.0 | 851.2 | 877.0
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS |  |  | 0.0 |
NET INCOME ATTRIBUTABLE TO ENSCO | 85.3 | 292.0 | 851.2 | 877.0
ENSCO International Inc. [Member] |  |  |  |
Guarantor Obligations [Line Items] |  |  |  |
OPERATING REVENUES | 36.1 | 34.8 | 108.2 | 104.1
Contract drilling (exclusive of depreciation) | 36.5 | 34.8 | 108.6 | 104.1
Depreciation | 4.2 | 4.3 | 12.9 | 9.2
Loss on impairment |  | 0.0 |  | 0.0
General and administrative | 0.1 | 0.1 | 0.2 | 0.2
OPERATING INCOME | (4.7) | (4.4) | (13.5) | (9.4)
OTHER INCOME (EXPENSE), NET | (32.5) | (7.2) | (39.2) | (21.6)
INCOME FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | (37.2) | (11.6) | (52.7) | (31.0)
INCOME TAX PROVISION | (3.5) | 0.9 | 11.9 | 28.8
DISCONTINUED OPERATIONS, NET |  |  | 0.0 |
EQUITY EARNINGS IN AFFILIATES, NET OF TAX | 60.2 | 111.2 | 113.7 | 203.9
NET INCOME | 26.5 | 98.7 | 49.1 | 144.1
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS |  |  | 0.0 |
NET INCOME ATTRIBUTABLE TO ENSCO | 26.5 | 98.7 | 49.1 | 144.1
Pride International, Inc. [Member] |  |  |  |
Guarantor Obligations [Line Items] |  |  |  |
OPERATING REVENUES | 0.0 |  | 0.0 |
Contract drilling (exclusive of depreciation) |  |  | 0.0 |
Depreciation |  |  | 0.0 |
Loss on impairment |  | 0.0 |  | 0.0
General and administrative | 0.0 |  | 0.0 |
OPERATING INCOME | 0.0 |  | 0.0 |
OTHER INCOME (EXPENSE), NET | (18.9) | (15.7) | (56.8) | (46.8)
INCOME FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | (18.9) | (15.7) | (56.8) | (46.8)
INCOME TAX PROVISION | (0.6) |  | (0.6) |
DISCONTINUED OPERATIONS, NET |  |  | 0.0 |
EQUITY EARNINGS IN AFFILIATES, NET OF TAX | 23.2 | 14.6 | 87.0 | 149.9
NET INCOME | 4.9 | (1.1) | 30.8 | 103.1
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS |  |  | 0.0 |
NET INCOME ATTRIBUTABLE TO ENSCO | 4.9 | (1.1) | 30.8 | 103.1
Other Non-Guarantor Subsidiaries Of Ensco [Member] |  |  |  |
Guarantor Obligations [Line Items] |  |  |  |
OPERATING REVENUES | 581.0 | 1,039.4 | 2,361.7 | 3,317.6
Contract drilling (exclusive of depreciation) | 330.5 | 463.2 | 1,102.4 | 1,543.7
Depreciation | 105.2 | 140.9 | 322.2 | 413.5
Loss on impairment |  | 2.4 |  | 2.4
General and administrative | 16.1 | 16.5 | 50.1 | 49.2
OPERATING INCOME | 129.2 | 416.4 | 887.0 | 1,308.8
OTHER INCOME (EXPENSE), NET | 7.8 | 7.6 | (1.2) | 21.3
INCOME FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | 137.0 | 424.0 | 885.8 | 1,330.1
INCOME TAX PROVISION | 0.6 | 32.3 | 93.3 | 140.1
DISCONTINUED OPERATIONS, NET | (0.7) | (23.3) | (1.8) | (33.6)
NET INCOME | 135.7 | 368.4 | 790.7 | 1,156.4
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS | (2.0) | (1.8) | (5.4) | (7.4)
NET INCOME ATTRIBUTABLE TO ENSCO | 133.7 | 366.6 | 785.3 | 1,149.0
Consolidating Adjustments [Member] |  |  |  |
Guarantor Obligations [Line Items] |  |  |  |
OPERATING REVENUES | (75.6) | (71.8) | (219.6) | (213.8)
Contract drilling (exclusive of depreciation) | (75.6) | (71.8) | (219.6) | (213.8)
Depreciation |  |  | 0.0 |
Loss on impairment |  | 0.0 |  | 0.0
General and administrative |  |  | 0.0 |
OPERATING INCOME |  |  | 0.0 |
OTHER INCOME (EXPENSE), NET | 5.8 |  | 65.7 |
INCOME FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | 5.8 |  | 65.7 |
INCOME TAX PROVISION |  |  | 0.0 |
DISCONTINUED OPERATIONS, NET |  |  | 0.0 |
EQUITY EARNINGS IN AFFILIATES, NET OF TAX | (170.9) | (464.2) | (930.9) | (1,396.2)
NET INCOME | (165.1) | (464.2) | (865.2) | (1,396.2)
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS |  |  | 0.0 |
NET INCOME ATTRIBUTABLE TO ENSCO | $ (165.1) | $ (464.2) | $ (865.2) | $ (1,396.2)

X
- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=68055307&loc=d3e2420-110228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
Name: | us-gaap_AssetImpairmentCharges
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The expense recognized in the current period that allocates the cost of a tangible asset used in providing revenue generating services over the asset's useful life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2(d)) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
Name: | us-gaap_CostOfServicesDepreciation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Costs of generating revenue from oil and gas-related services including well services (such as drilling, rigs and analytic evaluations), transportation, and other supporting contractor services, during the reporting period. + References No definition available. + Details
Name: | us-gaap_CostOfServicesOilAndGas
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.4) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
Name: | us-gaap_GeneralAndAdministrativeExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_GuaranteeObligationsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)(1)(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount after tax of income (loss) from a discontinued operation including the portion attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 5C -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=64827811&loc=SL51721675-107760 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(12)) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=65878427&loc=d3e1012-107759 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(21)) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 45 -Paragraph 3B -URI http://asc.fasb.org/extlink&oid=65878427&loc=SL51721525-107759 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 45 -Paragraph 3A -URI http://asc.fasb.org/extlink&oid=65878427&loc=SL51721523-107759 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=65878427&loc=d3e957-107759 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=64827811&loc=d3e1361-107760 + Details
Name: | us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(12)) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(10)) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66022249&loc=d3e33749-111570 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(13)(f)) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 + Details
Name: | us-gaap_IncomeLossFromEquityMethodInvestments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32639-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Income Tax Expense (or Benefit) -URI http://asc.fasb.org/extlink&oid=6515339 + Details
Name: | us-gaap_IncomeTaxExpenseBenefit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Net Income -URI http://asc.fasb.org/extlink&oid=51831255 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=66902209&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(22)) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(18)) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Other Comprehensive Income -URI http://asc.fasb.org/extlink&oid=51831270 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(20)) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
Name: | us-gaap_NetIncomeLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of Net Income (Loss) attributable to noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=65897068&loc=SL4591551-111686 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=64809438&loc=SL4573702-111684 + Details
Name: | us-gaap_NetIncomeLossAttributableToNoncontrollingInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.7) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
Name: | us-gaap_NonoperatingIncomeExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The net result for the period of deducting operating expenses from operating revenues. + References No definition available. + Details
Name: | us-gaap_OperatingIncomeLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4K -URI http://asc.fasb.org/extlink&oid=65897068&loc=SL4591552-111686 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=68079674&loc=SL4569616-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=64809438&loc=SL4573702-111684 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=65897068&loc=SL4591551-111686 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=64809438&loc=SL4573702-111684 + Details
Name: | us-gaap_ProfitLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Revenue from oil and gas-related services including well services (such as drilling, rigs and analytic evaluations), transportation, and other supporting contractor services, during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1(d)) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
Name: | us-gaap_RevenueOilAndGasServices
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: |