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Segment Disclosures - Segment Data For Gross Margin (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Segment reporting information |  |  |
Net sales | $ 5,936 | $ 6,631 | $ 11,186
Cost of sales: |  |  |
Natural gas, including the impact of realized derivatives | 829 | 1,251 | 2,359
Unrealized net mark-to-market gain on natural gas derivatives | 35 | 39 | (41)
Depreciation and amortization | 921 | 859 | 835
Distribution and storage | 258 | 274 | 235
Freight | 312 | 330 | 370
Other segment items | 1,595 | 1,411 | 1,485
Cost of sales | 3,880 | 4,086 | 5,325
Gross margin | 2,056 | 2,545 | 5,861
Total other operating costs and expenses | 314 | 307 | 558
Equity in earnings (loss) of operating affiliate | 4 | (8) | 94
Operating earnings | 1,746 | 2,230 | 5,397
Depreciation and amortization | 925 | 869 | 850
Impairment of equity method investment in PLNL | 0 | 43 | 0
Corporate |  |  |
Cost of sales: |  |  |
Depreciation and amortization | 34 | 13 | 15
Supply Contracts | Waggaman Ammonia Production Facility |  |  |
Cost of sales: |  |  |
Depreciation and amortization | 30 | 3 |
Point Lisas Nitrogen Limited (PLNL) |  |  |
Cost of sales: |  |  |
Impairment of equity method investment in PLNL |  | 43 |
Ammonia |  |  |
Segment reporting information |  |  |
Net sales | 1,736 | 1,679 | 3,090
Cost of sales: |  |  |
Natural gas, including the impact of realized derivatives | 283 | 407 | 660
Unrealized net mark-to-market gain on natural gas derivatives | (13) | (11) | 13
Depreciation and amortization | 269 | 174 | 166
Distribution and storage | 187 | 192 | 155
Freight | 50 | 42 | 50
Other segment items | 467 | 334 | 447
Cost of sales | 1,243 | 1,138 | 1,491
Gross margin | 493 | 541 | 1,599
Granular Urea |  |  |
Segment reporting information |  |  |
Net sales | 1,600 | 1,823 | 2,892
Cost of sales: |  |  |
Natural gas, including the impact of realized derivatives | 241 | 363 | 632
Unrealized net mark-to-market gain on natural gas derivatives | (9) | (11) | 13
Depreciation and amortization | 284 | 285 | 272
Distribution and storage | 9 | 10 | 8
Freight | 32 | 43 | 39
Other segment items | 369 | 320 | 364
Cost of sales | 926 | 1,010 | 1,328
Gross margin | 674 | 813 | 1,564
UAN |  |  |
Segment reporting information |  |  |
Net sales | 1,678 | 2,068 | 3,572
Cost of sales: |  |  |
Natural gas, including the impact of realized derivatives | 234 | 367 | 612
Unrealized net mark-to-market gain on natural gas derivatives | (10) | (11) | 14
Depreciation and amortization | 268 | 288 | 269
Distribution and storage | 60 | 67 | 68
Freight | 142 | 156 | 180
Other segment items | 375 | 384 | 346
Cost of sales | 1,069 | 1,251 | 1,489
Gross margin | 609 | 817 | 2,083
AN |  |  |
Segment reporting information |  |  |
Net sales | 419 | 497 | 845
Cost of sales: |  |  |
Natural gas, including the impact of realized derivatives | 34 | 51 | 296
Unrealized net mark-to-market gain on natural gas derivatives | 1 | 2 | 2
Depreciation and amortization | 39 | 48 | 61
Distribution and storage | 1 | 2 | 2
Freight | 29 | 24 | 40
Other segment items | 238 | 236 | 200
Cost of sales | 340 | 359 | 597
Gross margin | 79 | 138 | 248
Other |  |  |
Segment reporting information |  |  |
Net sales | 503 | 564 | 787
Cost of sales: |  |  |
Natural gas, including the impact of realized derivatives | 37 | 63 | 159
Unrealized net mark-to-market gain on natural gas derivatives | 2 | 4 | (3)
Depreciation and amortization | 61 | 64 | 67
Distribution and storage | 1 | 3 | 2
Freight | 59 | 65 | 61
Other segment items | 146 | 137 | 128
Cost of sales | 302 | 328 | 420
Gross margin | $ 201 | $ 236 | $ 367

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