| Schedule of Property, Plant and Equipment, Useful Life |
Property, plant and equipment, net is summarized as follows: | | | | | | | | | | | | | | | | | | | June 30, 2026 | | December 31, 2025 | | Land, site improvements and rights | $ | 360,555 | | | $ | 513,835 | | | Buildings and improvements | 39,322 | | | 72,997 | | | Bridges and tunnels | 968,640 | | | 969,551 | | | Terminal machinery and equipment | 1,301,890 | | | 1,357,502 | | | Proved oil and gas properties | — | | | 304,716 | | | Unproved oil and gas properties | — | | | 144,455 | | | Power plant | — | | | 850,489 | | | Track and track related assets | 347,848 | | | 335,850 | | | Railroad equipment | 4,238 | | | 9,694 | | | Railcars and locomotives | 181,955 | | | 181,892 | | | Computer hardware and software | 22,408 | | | 22,532 | | | Furniture and fixtures | 2,246 | | | 2,246 | | | Construction in progress | 360,745 | | | 263,495 | | | Other | 29,591 | | | 30,029 | | | 3,619,438 | | | 5,059,283 | | | Less: Accumulated depreciation | (483,898) | | | (477,512) | | | Property, plant and equipment, net | $ | 3,135,540 | | | $ | 4,581,771 | |
Depreciation expense for property, plant and equipment is summarized as follows: | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended June 30, | | Six Months Ended June 30, | | 2026 | | 2025 | | 2026 | | 2025 | | | | | | | | | | Depreciation expense | $ | 38,021 | | | $ | 32,576 | | | $ | 87,230 | | | $ | 56,182 | | | | | | | | | |
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| Schedule of Accumulated Other Comprehensive Income (Loss) |
Components of accumulated other comprehensive (loss) income at June 30, 2026 are as follows: | | | | | | | | | | | | | | | | | | | Three and Six Months Ended June 30, 2026 | | Derivatives | | Pension and other postretirement benefit accounts | | Total | Accumulated other comprehensive (loss) income - December 31, 2025 | $ | (112,196) | | | $ | 21,578 | | | $ | (90,618) | | | Other comprehensive loss before reclassification | (12,106) | | | — | | | (12,106) | | | Amounts reclassified from accumulated other comprehensive income (loss) | 15,960 | | | (531) | | | 15,429 | | | Net current period other comprehensive income (loss), net of tax | 3,854 | | | (531) | | | 3,323 | | | Accumulated other comprehensive (loss) income - March 31, 2026 | $ | (108,342) | | | $ | 21,047 | | | $ | (87,295) | | | Other comprehensive loss before reclassification | (47,488) | | | — | | | (47,488) | | | Amounts reclassified from accumulated other comprehensive income (loss) | 4,731 | | | (487) | | | 4,244 | | | Net current period other comprehensive loss, net of tax | (42,757) | | | (487) | | | (43,244) | | | Accumulated other comprehensive (loss) income - June 30, 2026 | $ | (151,099) | | | $ | 20,560 | | | $ | (130,539) | |
Components of accumulated other comprehensive (loss) income at June 30, 2025 are as follows: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three and Six Months Ended June 30, 2025 | | | Derivatives | | Equity method investee | | Pension and other postretirement benefit accounts | | Total | | Accumulated other comprehensive (loss) income - December 31, 2024 | | $ | — | | | $ | (182,983) | | | $ | 25,932 | | | $ | (157,051) | | | Other comprehensive loss before reclassification | | (24,050) | | | (633) | | | — | | | (24,683) | | | Amounts reclassified from accumulated other comprehensive (loss) income | | (381) | | | 183,616 | | | (558) | | | 182,677 | | | Net current period other comprehensive (loss) income, net of tax | | (24,431) | | | 182,983 | | | (558) | | | 157,994 | | | Accumulated other comprehensive (loss) income - March 31, 2025 | | $ | (24,431) | | | $ | — | | | $ | 25,374 | | | $ | 943 | | | Other comprehensive loss before reclassification | | (16,124) | | | — | | | — | | | (16,124) | | | Amounts reclassified from accumulated other comprehensive loss | | (1,344) | | | — | | | (559) | | | (1,903) | | | Net current period other comprehensive loss, net of tax | | (17,468) | | | — | | | (559) | | | (18,027) | | | Accumulated other comprehensive (loss) income - June 30, 2025 | | $ | (41,899) | | | $ | — | | | $ | 24,815 | | | $ | (17,084) | |
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