v3.26.1
SEGMENTS - Schedule of Consolidated Earnings from Continuing Operations Before Income Tax Expense (Detail) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting Information [Line Items]        
Segment Revenues $ 1,947 $ 1,609 $ 3,309 $ 2,771
Labor and benefits expense 235 195 434 366
Depreciation, depletion and amortization expense 190 138 343 266
Energy expense 104 74 177 135
Other costs of revenues 790 608 1,314 1,020
External freight expense [1] 133 98 236 173
Selling, general and administrative expenses 116 104 249 230
Acquisition, divestiture and integration expenses 18 2 24 4
Other operating (income) expense, net (11) (23) (1) (14)
Segment Earnings (Loss) from Operations 372 413 533 591
Interest expense 59 57 115 113
Other nonoperating income, net (7) (9) (19) (19)
Earnings from continuing operations before income tax expense 320 365 437 497
Operating Segments | East Group        
Segment Reporting Information [Line Items]        
Segment Revenues 972 878 1,807 1,636
Labor and benefits expense 94 91 186 175
Depreciation, depletion and amortization expense 90 82 172 157
Energy expense 48 35 85 67
Other costs of revenues 341 268 625 508
External freight expense [1] 68 57 131 105
Selling, general and administrative expenses 45 41 89 83
Acquisition, divestiture and integration expenses 0 0 0 0
Other operating (income) expense, net (9) 2 (6) 2
Segment Earnings (Loss) from Operations 295 302 525 539
Operating Segments | West Group        
Segment Reporting Information [Line Items]        
Segment Revenues 823 641 1,208 958
Labor and benefits expense 119 94 203 170
Depreciation, depletion and amortization expense 88 51 148 99
Energy expense 45 31 69 51
Other costs of revenues 396 309 588 464
External freight expense [1] 54 32 84 51
Selling, general and administrative expenses 39 35 75 72
Acquisition, divestiture and integration expenses 0 0 0 0
Other operating (income) expense, net 1 (3) 3 1
Segment Earnings (Loss) from Operations 81 92 38 50
Operating Segments | Specialties        
Segment Reporting Information [Line Items]        
Segment Revenues 152 90 294 177
Labor and benefits expense 22 10 45 21
Depreciation, depletion and amortization expense 11 4 21 8
Energy expense 11 8 23 17
Other costs of revenues 47 23 89 40
External freight expense [1] 11 9 21 17
Selling, general and administrative expenses 8 5 18 10
Acquisition, divestiture and integration expenses 0 0 0 0
Other operating (income) expense, net 0 0 0 0
Segment Earnings (Loss) from Operations 42 31 77 64
Operating Segments | Reportable Segments        
Segment Reporting Information [Line Items]        
Segment Revenues 1,947 1,609 3,309 2,771
Labor and benefits expense 235 195 434 366
Depreciation, depletion and amortization expense 189 137 341 264
Energy expense 104 74 177 135
Other costs of revenues 784 600 1,302 1,012
External freight expense [1] 133 98 236 173
Selling, general and administrative expenses 92 81 182 165
Acquisition, divestiture and integration expenses 0 0 0 0
Other operating (income) expense, net (8) (1) (3) 3
Segment Earnings (Loss) from Operations 418 425 640 653
Corporate        
Segment Reporting Information [Line Items]        
Segment Revenues 0 0 0 0
Labor and benefits expense 0 0 0 0
Depreciation, depletion and amortization expense 1 1 2 2
Energy expense 0 0 0 0
Other costs of revenues 6 8 12 8
External freight expense [1] 0 0 0 0
Selling, general and administrative expenses 24 23 67 65
Acquisition, divestiture and integration expenses 18 2 24 4
Other operating (income) expense, net (3) (22) 2 (17)
Segment Earnings (Loss) from Operations $ (46) $ (12) $ (107) $ (62)
[1] External freight expense is pass-through for East and West Groups