Acquisitions - Identifiable Assets Acquired, Liabilities Assumed, and Consideration (Details) - USD ($) $ in Millions		9 Months Ended
	Sep. 15, 2025	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024	Dec. 31, 2023
Assets
Total assets		$ 58,527	$ 51,221	$ 50,613
Total liabilities		33,898	28,055	27,763
Goodwill		12,676	10,906	$ 11,061	$ 9,158
Acquisitions of businesses, net of cash acquired
Total outflow in the Condensed Consolidated Statements of Cash Flows		3,121	$ 3,853
2025 acquisitions
Assets
Cash and cash equivalents		31
Accounts receivable, net		237
Inventories		83
Other current assets		25
Property, plant and equipment, net		998
Equity method investments		(49)
Intangible assets, net		985
Operating lease right-of-use assets, net		105
Total assets		2,415
Accounts payable		96
Accrued expenses		26
Operating lease liabilities		90
Long-term debt		22
Deferred income tax liabilities		190
Other liabilities		192
Total liabilities		616
Total identifiable net assets at fair value		1,799
Goodwill		1,399
Redeemable noncontrolling interests		(17)
Noncontrolling interests		(6)
Total consideration		3,175
Consideration satisfied by:
Cash payments		3,152
Deferred consideration (stated at net present cost)		4
Contingent consideration		19
Total consideration		3,175
Acquisitions of businesses, net of cash acquired
Cash consideration		3,152
Less: cash and cash equivalents acquired		(31)
Total outflow in the Condensed Consolidated Statements of Cash Flows		3,121
Eco Material
Assets
Cash and cash equivalents		23
Accounts receivable, net		137
Inventories		37
Other current assets		19
Property, plant and equipment, net		533
Equity method investments		0
Intangible assets, net		921
Operating lease right-of-use assets, net		71
Total assets		1,741
Accounts payable		49
Accrued expenses		17
Operating lease liabilities		55
Long-term debt		0
Deferred income tax liabilities		192
Other liabilities		130
Total liabilities		443
Total identifiable net assets at fair value		1,298
Goodwill		791
Redeemable noncontrolling interests		0
Noncontrolling interests		0
Total consideration		2,089
Consideration satisfied by:
Cash payments		2,089
Deferred consideration (stated at net present cost)		0
Contingent consideration		0
Total consideration	$ 2,089	2,089
Acquisitions of businesses, net of cash acquired
Cash consideration		2,089
Less: cash and cash equivalents acquired		(23)
Total outflow in the Condensed Consolidated Statements of Cash Flows		2,066
Other acquisitions
Assets
Cash and cash equivalents		8
Accounts receivable, net		100
Inventories		46
Other current assets		6
Property, plant and equipment, net		465
Equity method investments		(49)
Intangible assets, net		64
Operating lease right-of-use assets, net		34
Total assets		674
Accounts payable		47
Accrued expenses		9
Operating lease liabilities		35
Long-term debt		22
Deferred income tax assets		(2)
Other liabilities		62
Total liabilities		173
Total identifiable net assets at fair value		501
Goodwill		608
Redeemable noncontrolling interests		(17)
Noncontrolling interests		(6)
Total consideration		1,086
Consideration satisfied by:
Cash payments		1,063
Deferred consideration (stated at net present cost)		4
Contingent consideration		19
Total consideration		1,086
Acquisitions of businesses, net of cash acquired
Cash consideration		1,063
Less: cash and cash equivalents acquired		(8)
Total outflow in the Condensed Consolidated Statements of Cash Flows		$ 1,055