Segment information - Schedule of depreciation, depletion, amortization and impairment (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Segment Reporting Information [Line Items]
Depreciation, depletion and amortization	$ 467	$ 402	$ 1,288	$ 1,187
Americas Materials Solutions
Segment Reporting Information [Line Items]
Depreciation, depletion and amortization	213	195	611	576
Americas Building Solutions
Segment Reporting Information [Line Items]
Depreciation, depletion and amortization	85	73	249	221
Europe Materials Solutions
Segment Reporting Information [Line Items]
Depreciation, depletion and amortization	145	112	357	324
Europe Building Solutions
Segment Reporting Information [Line Items]
Depreciation, depletion and amortization	$ 24	$ 22	$ 71	$ 66