v3.26.1
Segment Information - Summary of Significant Segment Expenses (Detail) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting [Line Items]        
Depreciation and amortization $ 712 $ 633 $ 1,397 [1] $ 1,273 [1]
Digital Integration | Operating Segments        
Segment Reporting [Line Items]        
Compensation 193 182 376 372
Cost of products, materials, and supplies 0 0 0 0
Depreciation and amortization 48 33 81 89
Allocations 92 84 179 162
Other 170 139 373 276
Segment Expenses 503 438 1,009 899
Reservoir Performance | Operating Segments        
Segment Reporting [Line Items]        
Compensation 390 407 776 814
Cost of products, materials, and supplies 244 279 514 587
Depreciation and amortization 118 107 231 211
Allocations 161 163 323 327
Other 411 421 817 856
Segment Expenses 1,324 1,377 2,661 2,795
Well Construction | Operating Segments        
Segment Reporting [Line Items]        
Compensation 579 592 1,161 1,195
Cost of products, materials, and supplies 751 818 1,519 1,620
Depreciation and amortization 161 169 322 333
Allocations 232 240 461 490
Other 602 593 1,235 1,162
Segment Expenses 2,325 2,412 4,698 4,800
Production Systems | Operating Segments        
Segment Reporting [Line Items]        
Compensation 481 233 948 473
Cost of products, materials, and supplies 2,154 1,790 4,144 3,521
Depreciation and amortization 152 91 304 181
Allocations 137 139 273 276
Other 261 188 527 360
Segment Expenses $ 3,185 $ 2,441 $ 6,196 $ 4,811
[1] Includes depreciation of fixed assets and amortization of intangible assets, exploration data costs, and Asset Performance Solutions ("APS") investments.