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Segment Information (Tables) | 12 Months Ended
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Dec. 31, 2015
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |
Schedule Of Segment Reporting Information | Year Ended December 31, 2015
| Floaters |  | Jackups |  | Other |  | Operating Segments Total |  | Reconciling Items |  | Consolidated Total
Revenues | $ | 2,466.0 |  |  | $ | 1,445.6 |  |  | $ | 151.8 |  |  | $ | 4,063.4 |  |  | $ | — |  |  | $ | 4,063.4 |
Operating expenses |  |  |  |  |  |  |  |  |  |  |
Contract drilling (exclusive of depreciation) | 1,052.8 |  |  | 693.5 |  |  | 123.3 |  |  | 1,869.6 |  |  | — |  |  | 1,869.6 |
Loss on impairment | 1,778.4 |  |  | 968.0 |  |  |  |  |  | 2,746.4 |  |  | — |  |  | 2,746.4 |
Depreciation | 382.4 |  |  | 175.7 |  |  | — |  |  | 558.1 |  |  | 14.4 |  |  | 572.5 |
General and administrative | — |  |  | — |  |  | — |  |  | — |  |  | 118.4 |  |  | 118.4 |
Operating (loss) income | $ | (747.6 | ) |  | $ | (391.6 | ) |  | $ | 28.5 |  |  | $ | (1,110.7 | ) |  | $ | (132.8 | ) |  | $ | (1,243.5 | )
Property and equipment, net | $ | 8,535.6 |  |  | $ | 2,481.2 |  |  | $ | — |  |  | $ | 11,016.8 |  |  | $ | 71.0 |  |  | $ | 11,087.8 |
Capital expenditures | $ | 1,176.6 |  |  | $ | 434.7 |  |  | $ | — |  |  | $ | 1,611.3 |  |  | $ | 8.2 |  |  | $ | 1,619.5 |
Year Ended December 31, 2014
| Floaters |  | Jackups |  | Other |  | Operating Segments Total |  | Reconciling Items |  | Consolidated Total
Revenues | $ | 2,697.6 |  |  | $ | 1,774.6 |  |  | $ | 92.3 |  |  | $ | 4,564.5 |  |  | $ | — |  |  | $ | 4,564.5 |
Operating expenses |  |  |  |  |  |  |  |  |  |  |
Contract drilling (exclusive of depreciation) | 1,201.2 |  |  | 807.4 |  |  | 68.3 |  |  | 2,076.9 |  |  | — |  |  | 2,076.9 |
Loss on impairment | 3,982.3 |  |  | 236.4 |  |  | — |  |  | 4,218.7 |  |  | — |  |  | 4,218.7 |
Depreciation | 358.1 |  |  | 171.2 |  |  | — |  |  | 529.3 |  |  | 8.6 |  |  | 537.9 |
General and administrative | — |  |  | — |  |  | — |  |  | — |  |  | 131.9 |  |  | 131.9 |
Operating (loss) income | $ | (2,844.0 | ) |  | $ | 559.6 |  |  | $ | 24.0 |  |  | $ | (2,260.4 | ) |  | $ | (140.5 | ) |  | $ | (2,400.9 | )
Property and equipment, net | $ | 9,462.3 |  |  | $ | 2,995.3 |  |  | $ | — |  |  | $ | 12,457.6 |  |  | $ | 77.2 |  |  | $ | 12,534.8 |
Capital expenditures | $ | 855.5 |  |  | $ | 666.3 |  |  | $ | — |  |  | $ | 1,521.8 |  |  | $ | 44.9 |  |  | $ | 1,566.7 |
Year Ended December 31, 2013
| Floaters |  | Jackups |  | Other |  | Operating Segments Total |  | Reconciling Items |  | Consolidated Total
Revenues | $ | 2,659.6 |  |  | $ | 1,588.7 |  |  | $ | 75.1 |  |  | $ | 4,323.4 |  |  | $ | — |  |  | $ | 4,323.4 |
Operating expenses |  |  |  |  |  |  |  |  |  |  |
Contract drilling (exclusive of depreciation) | 1,126.0 |  |  | 762.6 |  |  | 58.5 |  |  | 1,947.1 |  |  | — |  |  | 1,947.1 |
Depreciation | 342.2 |  |  | 147.5 |  |  | — |  |  | 489.7 |  |  | 6.5 |  |  | 496.2 |
General and administrative | — |  |  | — |  |  | — |  |  | — |  |  | 146.8 |  |  | 146.8 |
Operating income (loss) | $ | 1,191.4 |  |  | $ | 678.6 |  |  | $ | 16.6 |  |  | $ | 1,886.6 |  |  | $ | (153.3 | ) |  | $ | 1,733.3 |
Property and equipment, net | $ | 11,303.4 |  |  | $ | 2,961.6 |  |  | $ | — |  |  | $ | 14,265.0 |  |  | $ | 46.0 |  |  | $ | 14,311.0 |
Capital expenditures | $ | 1,028.6 |  |  | $ | 708.3 |  |  | $ | — |  |  | $ | 1,736.9 |  |  | $ | 26.6 |  |  | $ | 1,763.5 |
Schedule Of Geographic Distribution Of Rigs By Segment | As of December 31, 2015, the geographic distribution of our drilling rigs by operating segment was as follows:
| Floaters |  | Jackups |  | Total
Middle East, Africa, Asia & Pacific Rim | 6 |  | 18 |  | 24
North & South America | 13 |  | 7 |  | 20
Europe & the Mediterranean | 3 |  | 11 |  | 14
Middle East, Africa, Asia & Pacific Rim (under construction) | 1 |  | 3 |  | 4
Held-For-Sale | 3 |  | 3 |  | 6
Total | 26 |  | 42 |  | 68
Schedule Of Revenues And Long-Lived Assets By Geographical Segment | Information by country for those countries that account for more than 10% of our long-lived assets was as follows (in millions):
|  | Long-lived Assets
|  | 2015 |  | 2014 |  | 2013
United States |  | $ | 4,731.8 |  |  | $ | 5,240.4 |  |  | $ | 4,617.8 |
Angola |  | 1,471.1 |  |  | 1,913.5 |  |  | 2,543.7 |
Brazil |  | 210.8 |  |  | 1,459.0 |  |  | 2,447.5 |
Other countries |  | 4,674.1 |  |  | 3,921.9 |  |  | 4,702.0 |
Total |  | $ | 11,087.8 |  |  | $ | 12,534.8 |  |  | $ | 14,311.0 |

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