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Supplemental Financial Information (Tables) | 12 Months Ended
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Dec. 31, 2020
Supplemental Financial Information [Abstract] |
Accounts Receivable, Net | Accounts receivable, net, as of December 31, 2020 and 2019 consisted of the following (in millions):
|  | 2020 |  | 2019
Trade |  | $ | 260.1 |  |  | $ | 466.4 |
Income tax receivables |  | 190.6 |  |  | 39.3 |
Other |  | 14.7 |  |  | 21.0 |
|  | 465.4 |  |  | 526.7 |
Allowance for doubtful accounts |  | (16.2) |  |  | (6.0) |
|  | $ | 449.2 |  |  | $ | 520.7 |
Other Current Assets | Other current assets as of December 31, 2020 and 2019 consisted of the following (in millions):
|  | 2020 |  | 2019
Materials and supplies |  | $ | 279.4 |  |  | $ | 340.1 |
Prepaid expenses |  | 43.4 |  |  | 13.5 |
Prepaid taxes |  | 32.9 |  |  | 36.2 |
Deferred costs |  | 17.4 |  |  | 23.3 |
Other |  | 24.8 |  |  | 33.4 |
|  | $ | 397.9 |  |  | $ | 446.5 |
Other Assets, Net | Other assets as of December 31, 2020 and 2019 consisted of the following (in millions):
|  | 2020 |  | 2019
Tax receivables |  | $ | 66.8 |  |  | $ | 36.3 |
Deferred tax assets |  | 21.9 |  |  | 26.6 |
Right-of-use assets |  | 35.8 |  |  | 58.1 |
Supplemental executive retirement plan assets |  | 22.6 |  |  | 26.0 |
Intangible assets |  | 2.4 |  |  | 11.9 |
Other |  | 26.7 |  |  | 29.4 |
|  | $ | 176.2 |  |  | $ | 188.3 |
Accrued Liabilities And Other | Accrued liabilities and other as of December 31, 2020 and 2019 consisted of the following (in millions):
|  | 2020 |  | 2019
Personnel costs |  | $ | 95.6 |  |  | $ | 134.4 |
Deferred revenue |  | 57.6 |  |  | 30.0 |
Income and other taxes payable |  | 50.8 |  |  | 61.2 |
Lease liabilities |  | 15.7 |  |  | 21.1 |
Accrued interest |  | — |  |  | 115.2 |
Settlement of legal dispute |  | — |  |  | 20.3 |
Other |  | 30.7 |  |  | 35.5 |
|  | $ | 250.4 |  |  | $ | 417.7 |
Other Liabilities | Other liabilities as of December 31, 2020 and 2019 consisted of the following (in millions):
|  | 2020 |  | 2019
Pension and other post-retirement benefits |  | $ | 296.6 |  |  | $ | 246.7 |
Unrecognized tax benefits (inclusive of interest and penalties) |  | 286.1 |  |  | 323.1 |
Intangible liabilities |  | 50.4 |  |  | 52.1 |
Supplemental executive retirement plan liabilities |  | 22.9 |  |  | 26.7 |
Lease liabilities |  | 21.6 |  |  | 51.8 |
Deferred revenue |  | 14.3 |  |  | 9.7 |
Deferred tax liabilities |  | 13.7 |  |  | 99.0 |
Personnel costs |  | 11.8 |  |  | 24.5 |
Other |  | 45.0 |  |  | 33.8 |
|  | $ | 762.4 |  |  | $ | 867.4 |
Schedule of Accumulated Other Comprehensive Income (Loss) | Accumulated other comprehensive income (loss) as of December 31, 2020 and 2019 consisted of the following (in millions):
|  | 2020 |  | 2019
Pension and other post-retirement benefits |  | $ | (98.2) |  |  | $ | (21.7) |
Currency translation adjustment |  | 6.5 |  |  | 7.1 |
Derivative instruments |  | 5.6 |  |  | 22.6 |
Other |  | (1.8) |  |  | (1.8) |
|  | $ | (87.9) |  |  | $ | 6.2 |
Repair And Maintenance Expense Related To Continuing Operations | Repair and maintenance expense related to continuing operations for each of the years in the three-year period ended December 31, 2020 was as follows (in millions):
|  | 2020 |  | 2019 |  | 2018
Repair and maintenance expense |  | $ | 200.4 |  |  | $ | 303.7 |  |  | $ | 198.4 |
Schedule of Other Nonoperating Income, by Component | Other, net, for each of the years in the three-year period ended December 31, 2020 consisted of the following (in millions):
|  | 2020 |  | 2019 |  | 2018
Net periodic pension (cost) income, excluding service cost |  | $ | 14.6 |  |  | $ | 5.8 |  |  | $ | — |
Currency transaction adjustments |  | (11.0) |  |  | (7.4) |  |  | (17.2) |
Gain on bargain purchase and measurement period adjustments |  | (6.3) |  |  | 637.0 |  |  | 1.8 |
Gain (loss) on extinguishment of debt |  | 3.1 |  |  | 194.1 |  |  | (19.0) |
SHI settlement |  | — |  |  | 200.0 |  |  | — |
Settlement of legal dispute |  | — |  |  | (20.3) |  |  | — |
Other income (expense) |  | 3.8 |  |  | (4.8) |  |  | (.4) |
|  | $ | 4.2 |  |  | $ | 1,004.4 |  |  | $ | (34.8) |
Schedule of Cash Flows Information | Net cash used in operating activities of continuing operations attributable to the net change in operating assets and liabilities for each of the years in the three-year period ended December 31, 2020 was as follows (in millions):
|  | 2020 |  | 2019 |  | 2018
(Increase) decrease in accounts receivable |  | $ | 53.3 |  |  | $ | 29.5 |  |  | $ | (6.2) |
Increase in other assets |  | (63.8) |  |  | (56.6) |  |  | (17.3) |
Increase (decrease) in liabilities |  | (11.5) |  |  | (25.4) |  |  | 2.7 |
|  | $ | (22.0) |  |  | $ | (52.5) |  |  | $ | (20.8) |
Cash Paid For Interest And Income Taxes | Cash paid for interest and income taxes for each of the years in the three-year period ended December 31, 2020 was as follows (in millions):
|  | 2020 |  | 2019 |  | 2018
Interest, net of amounts capitalized |  | $ | 190.0 |  |  | $ | 410.0 |  |  | $ | 232.6 |
Income taxes |  | 78.9 |  |  | 107.6 |  |  | 58.4 |
Revenue from External Customers by Products and Services | Consolidated revenues by customer for the years ended December 31, 2020, 2019 and 2018 were as follows:
|  | 2020 |  | 2019 |  | 2018
BP (1) |  | 11 | % |  | 9 | % |  | 7 | %
Saudi Aramco(2) |  | 9 | % |  | 7 | % |  | 11 | %
Total(3) |  | 8 | % |  | 16 | % |  | 15 | %
Other |  | 72 | % |  | 68 | % |  | 67 | %
|  | 100 | % |  | 100 | % |  | 100 | %
(1)For the year ended December 31, 2020, 30% of the revenues provided by BP were attributable to our Floaters segment, 19% were attributable to our Jackups segment, and 51% of the revenues were attributable to our managed rigs. For the year ended December 31, 2019, 41% of the revenues provided by BP were attributable to our Jackups segment, 16% of the revenues were attributable to our Floaters segment and 43% of the revenues were attributable to our managed rigs. For the year ended December 31, 2018, 27% of the revenues provided by BP were attributable to our Floaters segment, 20% of the revenues were attributable to our Jackups segment, and 53% of the revenues were attributable to our managed rigs. (2)For the years ended December 31, 2020, 2019 and 2018, all Saudi Aramco revenues were attributable to the Jackup segment. (3)For the years ended December 31, 2020 and 2019, 71% and 93% of the revenues provided by Total were attributable to the Floaters segment and the remainder was attributable to the Jackup segment. During the year ended December 31, 2018, all the revenues provided by Total were attributable to the Floater segment.
Revenue from External Customers by Geographic Areas | For purposes of our geographic disclosure, we attribute revenues to the geographic location where such revenues are earned. Consolidated revenues by region, including the United Kingdom, our country of domicile, for the years ended December 31, 2020, 2019 and 2018 were as follows (in millions):
|  | 2020 |  | 2019 |  | 2018
U.S. Gulf of Mexico(1) |  | $ | 241.4 |  |  | $ | 301.0 |  |  | $ | 214.7 |
United Kingdom(2) |  | 211.3 |  |  | 213.1 |  |  | 192.6 |
Saudi Arabia(3) |  | 200.8 |  |  | 313.4 |  |  | 182.2 |
Norway(2) |  | 188.5 |  |  | 39.2 |  |  | — |
Australia(4) |  | 117.9 |  |  | 204.2 |  |  | 283.9 |
Angola(5) |  | 86.3 |  |  | 284.0 |  |  | 285.7 |
Other |  | 381.0 |  |  | 698.3 |  |  | 546.3 |
|  | $ | 1,427.2 |  |  | $ | 2,053.2 |  |  | $ | 1,705.4 |
(1)For the years ended December 31, 2020, 2019 and 2018, 55%, 46% and 30% of the revenues earned in the U.S. Gulf of Mexico, respectively, were attributable to our Floaters segment, 11%, 28% and 42% of the revenues were attributable to our Jackups segment, respectively, and the remaining revenues were attributable to our managed rigs, respectively. (2)For the years ended December 31, 2020, 2019 and 2018, all revenues earned in the United Kingdom and Norway were attributable to our Jackups segment. (3)For the years ended December 31, 2020 and 2019, 63% and 65% of the revenues earned in Saudi Arabia, were attributable to our Jackups segment. The remaining revenues were attributable to our Other segment and related to our rigs leased to ARO and certain revenues related to our Secondment Agreement and Transition Services Agreement. For the year ended December 31, 2018, all revenues earned were attributable to our Jackup segment. (4)For the years ended December 31, 2020, 2019 and 2018, 91%, 90% and 92% of the revenues earned in Australia, respectively, were attributable to our Floaters segment and the remaining revenues were attributable to our Jackups segment. (5)For the years ended December 31, 2020, 2019 and 2018, 84%, 87% and 86% of the revenues earned in Angola, respectively, were attributable to our Floaters segment and the remaining revenues were attributable to our Jackups segment.

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