Revenue - Primary geographic markets (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Total revenues	$ 35,572	$ 34,949	$ 32,723
Essential Materials
Disaggregation of Revenue [Line Items]
Total revenues	9,560	9,459	8,785
Road Solutions
Disaggregation of Revenue [Line Items]
Total revenues	16,310	15,666	14,888
Road Solutions | Recognized over time
Disaggregation of Revenue [Line Items]
Total revenues	8,306	8,150	7,605
Building and Infrastructure Solutions
Disaggregation of Revenue [Line Items]
Total revenues	4,567	4,698	4,631
Building and Infrastructure Solutions | Recognized over time
Disaggregation of Revenue [Line Items]
Total revenues	567	643	599
Outdoor Living Solutions
Disaggregation of Revenue [Line Items]
Total revenues	5,135	5,126	4,419
Americas Materials Solutions
Disaggregation of Revenue [Line Items]
Total revenues	16,173	15,435	14,324
Americas Materials Solutions | Essential Materials
Disaggregation of Revenue [Line Items]
Total revenues	4,793	4,583	4,160
Americas Materials Solutions | Road Solutions
Disaggregation of Revenue [Line Items]
Total revenues	11,380	10,852	10,164
Americas Materials Solutions | Road Solutions | Recognized over time
Disaggregation of Revenue [Line Items]
Total revenues	6,426	6,146	5,791
Americas Materials Solutions | Building and Infrastructure Solutions
Disaggregation of Revenue [Line Items]
Total revenues	0	0	0
Americas Materials Solutions | Outdoor Living Solutions
Disaggregation of Revenue [Line Items]
Total revenues	0	0	0
Americas Building Solutions
Disaggregation of Revenue [Line Items]
Total revenues	7,059	7,017	6,188
Americas Building Solutions | Essential Materials
Disaggregation of Revenue [Line Items]
Total revenues	0	0	0
Americas Building Solutions | Road Solutions
Disaggregation of Revenue [Line Items]
Total revenues	0	0	0
Americas Building Solutions | Building and Infrastructure Solutions
Disaggregation of Revenue [Line Items]
Total revenues	2,569	2,524	2,379
Americas Building Solutions | Building and Infrastructure Solutions | Recognized over time
Disaggregation of Revenue [Line Items]
Total revenues	81	70	78
Americas Building Solutions | Outdoor Living Solutions
Disaggregation of Revenue [Line Items]
Total revenues	4,490	4,493	3,809
International Solutions
Disaggregation of Revenue [Line Items]
Total revenues	12,340	12,497	12,211
International Solutions | Essential Materials
Disaggregation of Revenue [Line Items]
Total revenues	4,767	4,876	4,625
International Solutions | Road Solutions
Disaggregation of Revenue [Line Items]
Total revenues	4,930	4,814	4,724
International Solutions | Road Solutions | Recognized over time
Disaggregation of Revenue [Line Items]
Total revenues	1,880	2,004	1,814
International Solutions | Building and Infrastructure Solutions
Disaggregation of Revenue [Line Items]
Total revenues	1,998	2,174	2,252
International Solutions | Building and Infrastructure Solutions | Recognized over time
Disaggregation of Revenue [Line Items]
Total revenues	486	573	521
International Solutions | Outdoor Living Solutions
Disaggregation of Revenue [Line Items]
Total revenues	645	633	610
United States
Disaggregation of Revenue [Line Items]
Total revenues	21,834	20,930	19,088
United States | Americas Materials Solutions
Disaggregation of Revenue [Line Items]
Total revenues	14,975	14,088	13,050
United States | Americas Building Solutions
Disaggregation of Revenue [Line Items]
Total revenues	6,736	6,692	5,860
United States | International Solutions
Disaggregation of Revenue [Line Items]
Total revenues	123	150	178
Rest of World
Disaggregation of Revenue [Line Items]
Total revenues	2,720	2,305	2,300
Rest of World | Americas Materials Solutions
Disaggregation of Revenue [Line Items]
Total revenues	1,198	1,347	1,274
Rest of World | Americas Building Solutions
Disaggregation of Revenue [Line Items]
Total revenues	323	325	325
Rest of World | International Solutions
Disaggregation of Revenue [Line Items]
Total revenues	1,199	633	701
United Kingdom
Disaggregation of Revenue [Line Items]
Total revenues	3,994	4,312	4,241
United Kingdom | Americas Materials Solutions
Disaggregation of Revenue [Line Items]
Total revenues	0	0	0
United Kingdom | Americas Building Solutions
Disaggregation of Revenue [Line Items]
Total revenues	0	0	0
United Kingdom | International Solutions
Disaggregation of Revenue [Line Items]
Total revenues	3,994	4,312	4,241
Rest of Europe
Disaggregation of Revenue [Line Items]
Total revenues	7,024	7,402	7,094
Rest of Europe | Americas Materials Solutions
Disaggregation of Revenue [Line Items]
Total revenues	0	0	0
Rest of Europe | Americas Building Solutions
Disaggregation of Revenue [Line Items]
Total revenues	0	0	3
Rest of Europe | International Solutions
Disaggregation of Revenue [Line Items]
Total revenues	$ 7,024	$ 7,402	$ 7,091
Republic of Ireland
Disaggregation of Revenue [Line Items]
Revenue percentage by region	2.00%	3.00%	2.00%