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Guarantee Of Registered Securities (Condensed Consolidating Statements Of Income) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2015 | Sep. 30, 2014 | Sep. 30, 2015 | Sep. 30, 2014
Guarantor Obligations [Line Items] |  |  |  |
OPERATING REVENUES | $ 1,012.2 | $ 1,201.4 | $ 3,235.1 | $ 3,404.7
Contract drilling (exclusive of depreciation) | 433.5 | 500.2 | 1,454.4 | 1,562.9
Loss on impairment | 2.4 | 0.0 | 2.4 | 703.5
Depreciation | 145.2 | 135.2 | 422.8 | 398.5
General and administrative | 28.4 | 29.3 | 88.2 | 103.6
OPERATING (LOSS) INCOME | 402.7 | 536.7 | 1,267.3 | 636.2
OTHER INCOME (EXPENSE), NET | (52.4) | (38.4) | (180.4) | (98.3)
INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | 350.3 | 498.3 | 1,086.9 | 537.9
INCOME TAX PROVISION | 33.2 | 74.6 | 168.9 | 166.7
DISCONTINUED OPERATIONS, NET | (23.3) | 9.2 | (33.6) | (811.2)
NET INCOME (LOSS) | 293.8 | 432.9 | 884.4 | (440.0)
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS | (1.8) | (3.5) | (7.4) | (10.8)
NET INCOME ATTRIBUTABLE TO ENSCO | 292.0 | 429.4 | 877.0 | (450.8)
Ensco Plc [Member] |  |  |  |
Guarantor Obligations [Line Items] |  |  |  |
OPERATING REVENUES | 9.8 | 8.3 | 27.2 | 23.8
Contract drilling (exclusive of depreciation) | 7.3 | 9.1 | 20.4 | 24.4
Loss on impairment | 0.0 |  | 0.0 | 0.0
Depreciation | 0.0 | 0.1 | 0.1 | 0.2
General and administrative | 11.8 | 10.2 | 38.8 | 41.0
OPERATING (LOSS) INCOME | (9.3) | (11.1) | (32.1) | (41.8)
OTHER INCOME (EXPENSE), NET | (37.1) | (15.0) | (133.3) | (43.6)
INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | (46.4) | (26.1) | (165.4) | (85.4)
INCOME TAX PROVISION |  |  | 0.0 |
DISCONTINUED OPERATIONS, NET |  |  | 0.0 |
EQUITY EARNINGS IN AFFILIATES, NET OF TAX | 338.4 | 455.5 | 1,042.4 | (365.4)
NET INCOME (LOSS) | 292.0 | 429.4 | 877.0 | (450.8)
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS |  |  | 0.0 |
NET INCOME ATTRIBUTABLE TO ENSCO | 292.0 | 429.4 | 877.0 | (450.8)
ENSCO International Inc. [Member] |  |  |  |
Guarantor Obligations [Line Items] |  |  |  |
OPERATING REVENUES | 34.8 | 39.0 | 104.1 | 116.8
Contract drilling (exclusive of depreciation) | 34.8 | 37.4 | 104.1 | 115.2
Loss on impairment | 0.0 |  | 0.0 | 0.0
Depreciation | 4.3 | 1.8 | 9.2 | 5.1
General and administrative | 0.1 | 0.1 | 0.2 | 0.3
OPERATING (LOSS) INCOME | (4.4) | (0.3) | (9.4) | (3.8)
OTHER INCOME (EXPENSE), NET | (7.2) | (23.1) | (21.6) | (28.5)
INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | (11.6) | (23.4) | (31.0) | (32.3)
INCOME TAX PROVISION | 0.9 | (2.1) | 28.8 | 36.3
DISCONTINUED OPERATIONS, NET |  |  | 0.0 |
EQUITY EARNINGS IN AFFILIATES, NET OF TAX | 111.2 | 73.3 | 203.9 | (1,314.2)
NET INCOME (LOSS) | 98.7 | 52.0 | 144.1 | (1,382.8)
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS |  |  | 0.0 |
NET INCOME ATTRIBUTABLE TO ENSCO | 98.7 | 52.0 | 144.1 | (1,382.8)
Pride International, Inc. [Member] |  |  |  |
Guarantor Obligations [Line Items] |  |  |  |
OPERATING REVENUES | 0.0 |  | 0.0 |
Contract drilling (exclusive of depreciation) |  |  | 0.0 |
Loss on impairment |  |  | 0.0 | 0.0
Depreciation |  |  | 0.0 |
General and administrative |  |  | 0.0 |
OPERATING (LOSS) INCOME |  |  | 0.0 |
OTHER INCOME (EXPENSE), NET | (15.7) | (13.1) | (46.8) | (39.0)
INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | (15.7) | (13.1) | (46.8) | (39.0)
INCOME TAX PROVISION | 0.0 |  | 0.0 |
DISCONTINUED OPERATIONS, NET |  |  | 0.0 |
EQUITY EARNINGS IN AFFILIATES, NET OF TAX | 14.6 | 66.9 | 149.9 | (1,502.9)
NET INCOME (LOSS) | (1.1) | 53.8 | 103.1 | (1,541.9)
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS |  |  | 0.0 |
NET INCOME ATTRIBUTABLE TO ENSCO | (1.1) | 53.8 | 103.1 | (1,541.9)
Other Non-Guarantor Subsidiaries Of Ensco [Member] |  |  |  |
Guarantor Obligations [Line Items] |  |  |  |
OPERATING REVENUES | 1,039.4 | 1,232.4 | 3,317.6 | 3,501.7
Contract drilling (exclusive of depreciation) | 463.2 | 532.0 | 1,543.7 | 1,660.9
Loss on impairment | 2.4 |  | 2.4 | 703.5
Depreciation | 140.9 | 133.3 | 413.5 | 393.2
General and administrative | 16.5 | 19.0 | 49.2 | 62.3
OPERATING (LOSS) INCOME | 416.4 | 548.1 | 1,308.8 | 681.8
OTHER INCOME (EXPENSE), NET | 7.6 | 12.8 | 21.3 | 12.8
INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | 424.0 | 560.9 | 1,330.1 | 694.6
INCOME TAX PROVISION | 32.3 | 76.7 | 140.1 | 130.4
DISCONTINUED OPERATIONS, NET | (23.3) | 9.2 | (33.6) | (811.2)
NET INCOME (LOSS) | 368.4 | 493.4 | 1,156.4 | (247.0)
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS | (1.8) | (3.5) | (7.4) | (10.8)
NET INCOME ATTRIBUTABLE TO ENSCO | 366.6 | 489.9 | 1,149.0 | (257.8)
Consolidating Adjustments [Member] |  |  |  |
Guarantor Obligations [Line Items] |  |  |  |
OPERATING REVENUES | (71.8) | (78.3) | (213.8) | (237.6)
Contract drilling (exclusive of depreciation) | (71.8) | (78.3) | (213.8) | (237.6)
Loss on impairment | 0.0 |  | 0.0 | 0.0
Depreciation |  |  | 0.0 |
General and administrative |  |  | 0.0 |
OPERATING (LOSS) INCOME |  |  | 0.0 |
INCOME TAX PROVISION |  |  | 0.0 |
DISCONTINUED OPERATIONS, NET |  |  | 0.0 |
EQUITY EARNINGS IN AFFILIATES, NET OF TAX | (464.2) | (595.7) | (1,396.2) | 3,182.5
NET INCOME (LOSS) | (464.2) | (595.7) | (1,396.2) | 3,182.5
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS |  |  | 0.0 |
NET INCOME ATTRIBUTABLE TO ENSCO | $ (464.2) | $ (595.7) | $ (1,396.2) | $ 3,182.5

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