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Guarantee Of Registered Securities (Condensed Consolidating Statements Of Income) (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2020 | Mar. 31, 2019
Guarantor Obligations [Line Items] |  |
Revenues | $ 456.6 | $ 405.9
Contract Drilling | 476.0 | 332.6
Asset Impairment Charges | 2,808.2 | 0.0
Depreciation expense | 164.5 | 125.0
General and administrative | 53.4 | 29.6
Costs and Expenses | 3,502.1 | 487.2
Equity in earnings of ARO | (6.3) | 0.0
OPERATING LOSS | (3,051.8) | (81.3)
OTHER INCOME (EXPENSE), NET | (107.9) | (75.2)
LOSS FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | (3,159.7) | (156.5)
INCOME TAX PROVISION | (152.0) | 31.5
Equity in Earnings of Subsidiaries Net of Tax | 0.0 |
NET LOSS | (3,007.7) | (188.0)
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS | 1.4 | (2.4)
NET LOSS ATTRIBUTABLE TO VALARIS | (3,006.3) | (190.4)
Valaris plc |  |
Guarantor Obligations [Line Items] |  |
Revenues | 17.3 | 11.4
Contract Drilling | 20.6 | 11.7
Depreciation expense | 0.0 | 0.0
General and administrative | 20.2 | 14.9
Costs and Expenses | 40.8 |
Equity in earnings of ARO |  | (159.1)
OPERATING LOSS | (23.5) | (15.2)
OTHER INCOME (EXPENSE), NET | 345.1 | (16.1)
LOSS FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | 321.6 | (31.3)
INCOME TAX PROVISION | 0.0 | 0.0
Equity in Earnings of Subsidiaries Net of Tax | (3,327.9) |
NET LOSS | (3,006.3) | (190.4)
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS | 0.0 | 0.0
NET LOSS ATTRIBUTABLE TO VALARIS | (3,006.3) | (190.4)
ENSCO International Incorporated |  |
Guarantor Obligations [Line Items] |  |
Revenues | 47.0 | 39.5
Contract Drilling | 43.1 | 35.7
Depreciation expense | 4.6 | 3.7
General and administrative | 11.5 | 0.1
Costs and Expenses | 59.2 |
Equity in earnings of ARO |  | 32.1
OPERATING LOSS | (12.2) | 0.0
OTHER INCOME (EXPENSE), NET | 0.2 | (15.4)
LOSS FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | (12.0) | (15.4)
INCOME TAX PROVISION | (11.6) | 16.6
Equity in Earnings of Subsidiaries Net of Tax | (84.6) |
NET LOSS | (85.0) | 0.1
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS | 0.0 | 0.0
NET LOSS ATTRIBUTABLE TO VALARIS | (85.0) | 0.1
Pride International LLC |  |
Guarantor Obligations [Line Items] |  |
Revenues | 0.0 | 0.0
Contract Drilling | 0.0 | 0.0
Depreciation expense | 0.0 | 0.0
General and administrative | 0.0 | 0.0
Costs and Expenses | 0.0 |
Equity in earnings of ARO |  | 26.1
OPERATING LOSS | 0.0 | 0.0
OTHER INCOME (EXPENSE), NET | (19.5) | (20.5)
LOSS FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | (19.5) | (20.5)
INCOME TAX PROVISION | 0.0 | 0.0
Equity in Earnings of Subsidiaries Net of Tax | 5.6 |
NET LOSS | (13.9) | 5.6
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS | 0.0 | 0.0
NET LOSS ATTRIBUTABLE TO VALARIS | (13.9) | 5.6
Other Non-Guarantor Subsidiaries of Valaris |  |
Guarantor Obligations [Line Items] |  |
Revenues | 493.3 | 430.4
Contract Drilling | 513.3 | 360.6
Asset Impairment Charges | 2,808.2 |
Depreciation expense | 159.9 | 121.3
General and administrative | 21.7 | 14.6
Costs and Expenses | 3,503.1 |
Equity in earnings of ARO | (6.3) | 0.0
OPERATING LOSS | (3,016.1) | (66.1)
OTHER INCOME (EXPENSE), NET | (438.1) | (27.3)
LOSS FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | (3,454.2) | (93.4)
INCOME TAX PROVISION | (140.4) | 14.9
Equity in Earnings of Subsidiaries Net of Tax | 0.0 |
NET LOSS | (3,313.8) | (108.3)
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS | 1.4 | (2.4)
NET LOSS ATTRIBUTABLE TO VALARIS | (3,312.4) | (110.7)
Consolidating Adjustments |  |
Guarantor Obligations [Line Items] |  |
Revenues | (101.0) | (75.4)
Contract Drilling | (101.0) | (75.4)
Depreciation expense | 0.0 | 0.0
General and administrative | 0.0 | 0.0
Costs and Expenses | (101.0) |
Equity in earnings of ARO |  | 100.9
OPERATING LOSS | 0.0 | 0.0
OTHER INCOME (EXPENSE), NET | 4.4 | 4.1
LOSS FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | 4.4 | 4.1
INCOME TAX PROVISION | 0.0 | 0.0
Equity in Earnings of Subsidiaries Net of Tax | 3,406.9 |
NET LOSS | 3,411.3 | 105.0
NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS | 0.0 | 0.0
NET LOSS ATTRIBUTABLE TO VALARIS | $ 3,411.3 | $ 105.0

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