Goodwill (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 11,061	$ 9,158	$ 9,158
Acquisitions	340	1,025	2,144
Foreign currency translation adjustment	74	(58)	(166)
Impairment charge for the period	0	0	(72)
Divestitures		(197)	(204)
Reclassified as held for sale		197	201
Goodwill, ending balance	11,475	10,125	11,061
Americas Materials Solutions
Goodwill [Roll Forward]
Goodwill, beginning balance	5,803	4,417	4,417
Acquisitions	184	976	1,426
Foreign currency translation adjustment	2	(12)	(40)
Impairment charge for the period			0
Divestitures		0	0
Reclassified as held for sale		0	0
Goodwill, ending balance	5,989	5,381	5,803
Americas Building Solutions
Goodwill [Roll Forward]
Goodwill, beginning balance	3,070	2,752	2,752
Acquisitions	142	52	333
Foreign currency translation adjustment	1	(4)	(12)
Impairment charge for the period			0
Divestitures		0	(3)
Reclassified as held for sale		0	0
Goodwill, ending balance	3,213	2,800	3,070
International Solutions
Goodwill [Roll Forward]
Goodwill, beginning balance	2,188	1,989	1,989
Acquisitions	14	(3)	385
Foreign currency translation adjustment	71	(42)	(114)
Impairment charge for the period			(72)
Divestitures		(197)	(201)
Reclassified as held for sale		197	201
Goodwill, ending balance	$ 2,273	$ 1,944	$ 2,188

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