Segment information - Schedule of depreciation, depletion, amortization and impairment (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Segment information - Consolidated Balance Sheet
Total depreciation, depletion and amortization	$ 2,156	$ 1,798	$ 1,633
Americas Materials Solutions
Segment information - Consolidated Balance Sheet
Total depreciation, depletion and amortization	983	846	781
Americas Building Solutions
Segment information - Consolidated Balance Sheet
Total depreciation, depletion and amortization	387	337	299
International Solutions
Segment information - Consolidated Balance Sheet
Total depreciation, depletion and amortization	$ 786	$ 615	$ 553