v3.26.1
Segment Information (Tables)
 6 Months Ended
Jun. 30, 2026
Segment Reporting [Abstract]  
Reconciliation of Assets from Division to Consolidated
The following table presents total assets at the division level:
June 30, 2026December 31, 2025
(Dollars in millions)
Seaborne$2,345.6 $2,543.4 
U.S. Thermal1,334.2 1,301.7 
Corporate and Other1,769.3 1,962.1 
Total assets$5,449.1 $5,807.2 
Reportable Segment Results
Reportable segment results were as follows:
Three Months Ended June 30, 2026
Seaborne ThermalSeaborne MetallurgicalPowder River BasinOther U.S. ThermalReportable Segment Totals
(Dollars in millions)
Revenue$230.6 $358.3 $223.8 $163.2 $975.9 
Less Significant Segment Expenses:
Labor costs37.1 78.5 55.9 48.7 
Repair costs31.0 70.0 28.9 29.4 
Outside services31.8 113.6 30.2 36.1 
Commodities expense37.0 28.5 52.8 25.5 
Sales related costs42.7 93.1 48.6 12.2 
Other expenses (1)
(1.1)(8.4)14.5 (15.6)
Adjusted EBITDA52.1 (17.0)(7.1)26.9 54.9 
Additions to property, plant, equipment and mine development9.6 30.7 10.4 5.5 56.2 
Three Months Ended June 30, 2025
Seaborne ThermalSeaborne MetallurgicalPowder River BasinOther U.S. ThermalReportable Segment Totals
(Dollars in millions)
Revenue$195.1 $252.2 $275.7 $155.1 $878.1 
Less Significant Segment Expenses:
Labor costs37.7 61.3 52.9 48.9 
Repair costs29.0 41.4 32.6 39.6 
Outside services26.9 85.8 28.8 37.6 
Commodities expense19.9 12.6 35.8 17.7 
Sales related costs44.8 58.7 73.9 9.4 
Other expenses (1)
3.3 1.6 8.7 (11.6)
Adjusted EBITDA33.5 (9.2)43.0 13.5 80.8 
Additions to property, plant, equipment and mine development9.6 72.9 5.5 5.4 93.4 
Six Months Ended June 30, 2026
Seaborne ThermalSeaborne MetallurgicalPowder River BasinOther U.S. ThermalReportable Segment Totals
(Dollars in millions)
Revenue$428.1 $641.3 $513.3 $347.7 $1,930.4 
Less Significant Segment Expenses:
Labor costs72.8 149.7 116.0 100.0 
Repair costs60.4 134.5 65.5 61.8 
Outside services55.0 215.2 68.5 68.8 
Commodities expense58.1 41.7 103.7 48.4 
Sales related costs82.2 162.1 112.4 24.1 
Other expenses (1)
(1.0)(37.9)30.6 (20.1)
Adjusted EBITDA100.6 (24.0)16.6 64.7 157.9 
Additions to property, plant, equipment and mine development18.2 85.7 25.8 10.7 140.4 
Six Months Ended June 30, 2025
Seaborne ThermalSeaborne MetallurgicalPowder River BasinOther U.S. ThermalReportable Segment Totals
(Dollars in millions)
Revenue$460.2 $472.3 $551.3 $323.8 $1,807.6 
Less Significant Segment Expenses:
Labor costs72.8 116.3 102.7 99.1 
Repair costs53.8 88.4 64.1 73.7 
Outside services53.7 157.9 59.9 73.4 
Commodities expense39.0 26.0 74.5 37.2 
Sales related costs99.4 112.7 149.2 19.4 
Other expenses (1)
23.8 (33.0)21.6 (25.4)
Adjusted EBITDA117.7 4.0 79.3 46.4 247.4 
Additions to property, plant, equipment and mine development18.1 126.1 9.4 10.0 163.6 
(1)    Other expenses primarily include lease expense, non-sales related taxes, insurance expense and joint facility charges; offset by credits related to the capitalization of costs to the condensed consolidated balance sheet.
Reconciliation of Segment Totals
A reconciliation of reportable segment totals follows:
Three Months Ended June 30,Six Months Ended June 30,
2026202520262025
(Dollars in millions)
Revenue from reportable segments$975.9 $878.1 $1,930.4 $1,807.6 
Reconciling items
Corporate and Other27.3 12.0 46.1 19.5 
Revenue$1,003.2 $890.1 $1,976.5 $1,827.1 
Adjusted EBITDA from reportable segments$54.9 $80.8 $157.9 $247.4 
Reconciling items
Corporate and Other (1)
(30.9)12.5 (51.4)(10.1)
Depreciation, depletion and amortization(107.5)(93.4)(217.0)(185.5)
Asset retirement obligation expenses(13.8)(13.8)(27.4)(27.4)
Restructuring charges(2.3)(3.5)(3.4)(5.2)
Costs related to terminated acquisition(2.3)(18.8)(5.3)(21.2)
Changes in amortization of basis difference related to equity affiliates0.7 0.8 1.3 1.4 
Interest expense, net of capitalized interest(12.7)(11.1)(23.4)(22.6)
Induced conversion expense(17.2)— (17.2)— 
Interest income12.1 13.8 25.2 29.2 
Unrealized (losses) gains on foreign currency option contracts(3.9)4.1 (3.6)8.4 
Take-or-pay contract-based intangible recognition— 0.3 — 0.5 
(Loss) income from continuing operations before incomes taxes$(122.9)$(28.3)$(164.3)$14.9 
Additions to property, plant, equipment and mine development from reportable segments$56.2 $93.4 $140.4 $163.6 
Reconciling items
Corporate and Other2.2 0.8 3.4 1.0 
Additions to property, plant, equipment and mine development$58.4 $94.2 $143.8 $164.6 
(1)    Corporate and Other includes selling and administrative expenses, results from equity method investments, trading and brokerage activities, minimum charges on certain transportation-related contracts, the closure of inactive mining sites, the impact of foreign currency remeasurement and certain commercial matters.