Goodwill and Other Intangible Assets, Net - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Goodwill [Line Items]
Goodwill	$ 13,031		$ 13,031		$ 13,355
Impairment of goodwill	0	$ 2,250	0	$ 2,250
Amortization of acquisition-related intangibles	170	182	513	552
Finite-Lived Intangible Assets | Russia and Ukraine Conflict
Goodwill [Line Items]
Impairment of long-lived assets				92
Health & Biosciences
Goodwill [Line Items]
Goodwill	4,314		4,314		4,321
Impairment of goodwill		$ 2,250		$ 2,250
Goodwill, Impaired, Accumulated Impairment Loss	$ 2,250		$ 2,250		$ 2,250