Jack-up rigs, net (Details) - USD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Dec. 31, 2022 |
Dec. 31, 2021 |
|
| Jack Up Rigs [Roll Forward] | ||
| Opening balance as of January 1, | $ 2,730.8 | $ 2,824.6 |
| Additions | 100.2 | 23.8 |
| Depreciation | (114.9) | (117.6) |
| Disposals | (119.7) | 0.0 |
| Impairment | (7.3) | 0.0 |
| Ending balance as of December 31, | $ 2,589.1 | $ 2,730.8 |