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v3.22.0.1

Segment and Geographic Information - Reconciliation of Consolidated Income (Loss), Net of Income Taxes to Adjusted EBITDA (Details) - USD ($) $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2019 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |  |
Income (loss) from continuing operations, net of income taxes |  | $ 347.4 | $ (1,859.8) | $ (188.3) |
Depreciation, depletion and amortization |  | 308.7 | 346.0 | 601.0 |
Asset retirement obligation expenses |  | 44.7 | 45.7 | 58.4 |
Restructuring charges |  | 8.3 | 37.9 | 24.3 |
Transaction costs related to joint ventures |  | 0.0 | 23.1 | 21.6 |
Gain on formation of United Wambo Joint Venture |  | 0.0 | 0.0 | (48.1) |
Asset impairment |  | 0.0 | 1,487.4 | 270.2 |
Provision for North Goonyella equipment loss |  | 0.0 | 0.0 | 83.2 | $ 66.4
North Goonyella insurance recovery - equipment |  | 0.0 | 0.0 | (91.1) |
Changes in deferred tax asset valuation allowance and reserves and amortization of basis difference related to equity affiliates |  | (33.8) | 30.9 | (18.8) |
Interest expense |  | 183.4 | 139.8 | 144.0 |
Net (gain) loss on early debt extinguishment |  | (33.2) | 0.0 | 0.2 |
Interest income |  | (6.5) | (9.4) | (27.0) |
Net mark-to-market adjustment on actuarially determined liabilities |  | (43.4) | (5.1) | 67.4 |
Unrealized losses (gains) on derivative contracts related to forecasted sales |  | 115.1 | 29.6 | (42.2) |
Unrealized losses (gains) on foreign currency option contracts |  | 7.5 | (7.1) | (1.2) |
Take-or-pay contract-based intangible recognition |  | (4.3) | (8.2) | (16.6) |
Income tax provision |  | 22.8 | 8.0 | 46.0 |
Total Adjusted EBITDA |  | 916.7 | 258.8 | 883.0 |
Insurance recovery |  | $ 0.0 | 0.0 | 125.0 |
North Goonyella Mine |  |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |  |
Insurance recovery | $ 125.0 |  | 125.0 |  |
Provision for equipment loss excluded from EBITDA |  |  | 24.7 | $ 66.4 |
Business Interruption Losses |  |  | $ 33.9 |  |

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