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v3.22.2.2

Revenue from Contracts with Customers (Details) - USD ($) $ in Millions | 3 Months Ended | 4 Months Ended | 5 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | ---
Sep. 30, 2022 | Jun. 30, 2022 | Sep. 30, 2021 | Apr. 30, 2021 | Sep. 30, 2021 | Sep. 30, 2022 | Dec. 31, 2021
Capitalized Contract Cost [Line Items] |  |  |  |  |  |  |
Early termination fee received |  |  |  |  |  | $ 51.0 |
Loss on impairment |  | $ 34.5 |  | $ 756.5 | $ 0.0 | 34.5 |
Capitalized Contract Cost, Net | $ 82.4 |  |  |  |  | $ 82.4 |
Contract With Customers, Invoice Term |  |  |  |  |  | 30 days |
Upfront Rig Mobilizations And Certain Contract Preparation [Member] |  |  |  |  |  |  |
Capitalized Contract Cost [Line Items] |  |  |  |  |  |  |
Capitalized Contract Cost, Net | 69.8 |  |  |  |  | $ 69.8 | $ 31.4
Capitalized Contract Cost, Amortization | 18.8 |  | $ 11.4 | 7.6 | 13.2 | 41.0 |
Deferred Certification Costs |  |  |  |  |  |  |
Capitalized Contract Cost [Line Items] |  |  |  |  |  |  |
Capitalized Contract Cost, Net | 12.6 |  |  |  |  | 12.6 | $ 3.3
Capitalized Contract Cost, Amortization | $ 1.4 |  | $ 0.1 | $ 3.1 | $ 0.2 | $ 2.5 |
Minimum |  |  |  |  |  |  |
Capitalized Contract Cost [Line Items] |  |  |  |  |  |  |
Remaining duration of drilling contracts |  |  |  |  |  | 1 month |
Maximum |  |  |  |  |  |  |
Capitalized Contract Cost [Line Items] |  |  |  |  |  |  |
Remaining duration of drilling contracts |  |  |  |  |  | 4 years |

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