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Guarantee Of Registered Securities (Condensed Consolidating Statements Of Income) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2015 | Jun. 30, 2014 | Jun. 30, 2015 | Jun. 30, 2014
Guarantor Obligations [Line Items] |  |  |  |
OPERATING REVENUES | $ 1,059.0 | $ 1,136.6 | $ 2,222.9 | $ 2,203.3
Contract drilling (exclusive of depreciation) | 502.6 | 542.5 | 1,020.9 | 1,062.7
Asset Impairment Charges | 0.0 | 703.5 | 0.0 | 703.5
Depreciation | 140.5 | 132.2 | 277.6 | 263.3
General and administrative | 29.7 | 36.2 | 59.8 | 74.3
OPERATING (LOSS) INCOME | 386.2 | (277.8) | 864.6 | 99.5
OTHER INCOME (EXPENSE), NET | (55.4) | (30.8) | (128.0) | (59.9)
INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | 330.8 | (308.6) | 736.6 | 39.6
INCOME TAX PROVISION | 58.0 | 42.6 | 135.7 | 92.1
DISCONTINUED OPERATIONS, NET | (10.1) | (818.4) | (10.3) | (820.4)
NET INCOME | 262.7 | (1,169.6) | 590.6 | (872.9)
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS | (2.4) | (3.1) | (5.6) | (7.3)
NET INCOME ATTRIBUTABLE TO ENSCO | 260.3 | (1,172.7) | 585.0 | (880.2)
Ensco Plc [Member] |  |  |  |
Guarantor Obligations [Line Items] |  |  |  |
OPERATING REVENUES | 8.7 | 7.8 | 17.4 | 15.5
Contract drilling (exclusive of depreciation) | 6.3 | 8.0 | 13.1 | 15.3
Asset Impairment Charges |  | 0.0 | 0.0 | 0.0
Depreciation | 0.0 |  | 0.1 | 0.1
General and administrative | 13.7 | 14.5 | 27.0 | 30.8
OPERATING (LOSS) INCOME | (11.3) | (14.7) |  | (30.7)
OTHER INCOME (EXPENSE), NET | (36.3) | (12.0) | (96.2) | (28.6)
INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | (47.6) | (26.7) |  | (59.3)
INCOME TAX PROVISION |  |  | 0.0 |
DISCONTINUED OPERATIONS, NET |  |  | 0.0 |
EQUITY EARNINGS IN AFFILIATES, NET OF TAX | 307.9 | (1,146.0) | 704.0 | (820.9)
NET INCOME | 260.3 | (1,172.7) | 585.0 | (880.2)
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS |  |  | 0.0 |
NET INCOME ATTRIBUTABLE TO ENSCO | 260.3 | (1,172.7) | 585.0 | (880.2)
ENSCO International Inc. [Member] |  |  |  |
Guarantor Obligations [Line Items] |  |  |  |
OPERATING REVENUES | 34.5 | 38.9 | 69.3 | 77.8
Contract drilling (exclusive of depreciation) | 34.5 | 38.9 | 69.3 | 77.8
Asset Impairment Charges |  | 0.0 | 0.0 | 0.0
Depreciation | 2.4 | 1.8 | 4.9 | 3.3
General and administrative | 0.0 | 0.1 | 0.1 | 0.2
OPERATING (LOSS) INCOME | (2.4) | (1.9) |  | (3.5)
OTHER INCOME (EXPENSE), NET | 2.4 | (1.4) | (14.4) | (5.4)
INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | 0.0 | (3.3) |  | (8.9)
INCOME TAX PROVISION | 14.1 | 7.6 | 27.9 | 38.4
DISCONTINUED OPERATIONS, NET |  |  | 0.0 |
EQUITY EARNINGS IN AFFILIATES, NET OF TAX | 47.5 | (1,481.5) | 92.7 | (1,387.5)
NET INCOME | 33.4 | (1,492.4) | 45.4 | (1,434.8)
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS |  |  | 0.0 |
NET INCOME ATTRIBUTABLE TO ENSCO | 33.4 | (1,492.4) | 45.4 | (1,434.8)
Pride International, Inc. [Member] |  |  |  |
Guarantor Obligations [Line Items] |  |  |  |
OPERATING REVENUES | 0.0 |  | 0.0 |
Contract drilling (exclusive of depreciation) |  |  | 0.0 |
Asset Impairment Charges |  | 0.0 | 0.0 | 0.0
Depreciation |  |  | 0.0 |
General and administrative |  |  | 0.0 |
OTHER INCOME (EXPENSE), NET | (15.2) | (13.7) | (31.1) | (25.9)
INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | (15.2) | (13.7) |  | (25.9)
INCOME TAX PROVISION | 0.0 |  | 0.0 |
DISCONTINUED OPERATIONS, NET |  |  | 0.0 |
EQUITY EARNINGS IN AFFILIATES, NET OF TAX | 71.4 | (1,554.5) | 135.3 | (1,569.8)
NET INCOME | 56.2 | (1,568.2) | 104.2 | (1,595.7)
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS |  |  | 0.0 |
NET INCOME ATTRIBUTABLE TO ENSCO | 56.2 | (1,568.2) | 104.2 | (1,595.7)
Other Non-Guarantor Subsidiaries Of Ensco [Member] |  |  |  |
Guarantor Obligations [Line Items] |  |  |  |
OPERATING REVENUES | 1,086.6 | 1,169.7 | 2,278.2 | 2,269.3
Contract drilling (exclusive of depreciation) | 532.6 | 575.4 | 1,080.5 | 1,128.9
Asset Impairment Charges |  | 703.5 | 0.0 | 703.5
Depreciation | 138.1 | 130.4 | 272.6 | 259.9
General and administrative | 16.0 | 21.6 | 32.7 | 43.3
OPERATING (LOSS) INCOME | 399.9 | (261.2) |  | 133.7
OTHER INCOME (EXPENSE), NET | (6.3) | (3.7) | 13.7 | 0.0
INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | 393.6 | (264.9) |  | 133.7
INCOME TAX PROVISION | 43.9 | 35.0 | 107.8 | 53.7
DISCONTINUED OPERATIONS, NET | (10.1) | (818.4) | (10.3) | (820.4)
NET INCOME | 339.6 | (1,118.3) | 788.0 | (740.4)
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS | (2.4) | (3.1) | (5.6) | (7.3)
NET INCOME ATTRIBUTABLE TO ENSCO | 337.2 | (1,121.4) | 782.4 | (747.7)
Consolidating Adjustments [Member] |  |  |  |
Guarantor Obligations [Line Items] |  |  |  |
OPERATING REVENUES | (70.8) | (79.8) | (142.0) | (159.3)
Contract drilling (exclusive of depreciation) | (70.8) | (79.8) | (142.0) | (159.3)
Asset Impairment Charges |  | 0.0 | 0.0 | 0.0
Depreciation |  |  | 0.0 |
General and administrative |  |  | 0.0 |
INCOME TAX PROVISION |  |  | 0.0 |
DISCONTINUED OPERATIONS, NET |  |  | 0.0 |
EQUITY EARNINGS IN AFFILIATES, NET OF TAX | (426.8) | 4,182.0 | (932.0) | 3,778.2
NET INCOME | (426.8) | 4,182.0 | (932.0) | 3,778.2
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS |  |  | 0.0 |
NET INCOME ATTRIBUTABLE TO ENSCO | $ (426.8) | $ 4,182.0 | $ (932.0) | $ 3,778.2

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