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v3.21.1

Segment Information (Schedule Of Segment Reporting Information) (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Dec. 31, 2020
Segment Reporting Information [Line Items] |  |  |
Revenues | $ 307.1 | $ 456.6 |
Operating Expenses [Abstract] |  |  |
Contract drilling (exclusive of depreciation) | 252.2 | 476.0 |
Loss on impairment | 756.5 | 2,808.2 |
Depreciation expense | 122.1 | 164.5 |
General and administrative | 24.3 | 53.4 |
Equity in losses (earnings) of ARO | (1.9) | 6.3 |
OPERATING LOSS | (846.1) | (3,051.8) |
Property, Plant and Equipment, Net | (10,083.9) | (12,157.2) | $ (10,960.5)
Operating Segments [Member] | Floaters |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 97.3 | 179.6 |
Operating Expenses [Abstract] |  |  |
Contract drilling (exclusive of depreciation) | 98.9 | 213.9 |
Loss on impairment | 756.5 | 2,554.3 |
Depreciation expense | 56.2 | 89.4 |
General and administrative | 0.0 | 0.0 |
Equity in losses (earnings) of ARO | 0.0 | 0.0 |
OPERATING LOSS | (814.3) | (2,678.0) |
Property, Plant and Equipment, Net | (5,685.4) | (7,442.5) |
Operating Segments [Member] | Jackups |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 172.6 | 212.8 |
Operating Expenses [Abstract] |  |  |
Contract drilling (exclusive of depreciation) | 135.4 | 226.1 |
Loss on impairment | 0.0 | 253.9 |
Depreciation expense | 52.4 | 58.5 |
General and administrative | 0.0 | 0.0 |
Equity in losses (earnings) of ARO | 0.0 | 0.0 |
OPERATING LOSS | (15.2) | (325.7) |
Property, Plant and Equipment, Net | (3,778.9) | (4,036.0) |
Operating Segments [Member] | ARO |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 122.7 | 140.3 |
Operating Expenses [Abstract] |  |  |
Contract drilling (exclusive of depreciation) | 86.3 | 108.3 |
Loss on impairment | 0.0 | 0.0 |
Depreciation expense | 16.1 | 13.0 |
General and administrative | 3.0 | 8.3 |
Equity in losses (earnings) of ARO | 0.0 | 0.0 |
OPERATING LOSS | 17.3 | 10.7 |
Property, Plant and Equipment, Net | (729.2) | (740.6) |
Operating Segments [Member] | Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 37.2 | 64.2 |
Operating Expenses [Abstract] |  |  |
Contract drilling (exclusive of depreciation) | 17.9 | 36.0 |
Loss on impairment | 0.0 | 0.0 |
Depreciation expense | 11.3 | 11.1 |
General and administrative | 0.0 | 0.0 |
Equity in losses (earnings) of ARO | 0.0 | 0.0 |
OPERATING LOSS | 8.0 | 17.1 |
Property, Plant and Equipment, Net | (566.3) | (610.9) |
Corporate, Non-Segment [Member] | Reconciling Items |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | (122.7) | (140.3) |
Operating Expenses [Abstract] |  |  |
Contract drilling (exclusive of depreciation) | (86.3) | (108.3) |
Loss on impairment | 0.0 | 0.0 |
Depreciation expense | (13.9) | (7.5) |
General and administrative | 21.3 | 45.1 |
Equity in losses (earnings) of ARO | (1.9) | 6.3 |
OPERATING LOSS | (41.9) | (75.9) |
Property, Plant and Equipment, Net | $ 675.9 | $ 672.8 |

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