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Jack-up rigs (Tables) | 12 Months Ended
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Dec. 31, 2021
Jack Up Rigs [Abstract] |
Schedule of jack-up rigs | Set forth below is the carrying value of our jack-up rigs:
| As of December 31,
(In $ millions) | 2021 | 2020
Opening balance as of January 1, | 2,824.6 |  | 2,683.3 |
Additions | 23.8 |  | 37.4 |
Depreciation | (117.6) |  | (116.0) |
Transfers from newbuildings (note 14) | — |  | 312.7 |
Disposals (note 6) | — |  | (6.5) |
Reclassification to asset held for sale | — |  | (9.2) |
Impairment | — |  | (77.1) |
Ending balance as of December 31, | 2,730.8 |  | 2,824.6 |
Details of impairment loss on jack-up rigs | The Company recognized impairment losses for the years ended December 31, 2021, 2020 and 2019, as follows:
| For the Years Ended December 31, |
(In $ millions) | 2021 | 2020 | 2019 |
Atla (1) | — |  | 30.9 |  | — |  |
Balder (1) | — |  | 27.8 |  | — |  |
MSS1 (2) | — |  | 18.4 |  | — |  |
Eir (3) | — |  | — |  | 11.4 |  |
Total | — |  | 77.1 |  | 11.4 |  |

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- Definition Tabular disclosure for impairment of long-lived assets held and used by an entity which includes a description of the impaired long-lived asset and facts and circumstances leading to the impairment, aggregate amount of the impairment loss and where the loss is located in the income statement, method(s) for determining fair value, and the segment in which the impaired long-lived asset is reported. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.CC) -URI http://asc.fasb.org/extlink&oid=27011434&loc=d3e125687-122742 + Details
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