Goodwill and other intangible assets (Tables)

12 Months Ended

Dec. 31, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The changes in the carrying amounts of goodwill were as follows (in millions):

	December 31,
	2023		2022
Beginning balance	$	15,529	$	14,890
Changes to goodwill resulting from acquisitions and divestitures, net(1)	3,089		651
Currency translation adjustments	11		(12)
Ending balance	$	18,629	$	15,529

____________

(1)    For 2023, the increase to Goodwill was primarily due to goodwill resulting from the acquisition of Horizon. For 2022, the increase to goodwill was due to goodwill resulting from the acquisition of ChemoCentryx, changes to the acquisition date fair values of net assets acquired in the acquisition of Teneobio and the nonstrategic Gensenta divestiture. See Note 3, Acquisitions and divestitures.

Schedule of Identifiable Intangible Assets

Other intangible assets consisted of the following (in millions):

	December 31,
	2023						2022
	Gross carrying amounts		Accumulated amortization		Other intangible assets, net		Gross carrying amounts		Accumulated amortization		Other intangible assets, net
Finite-lived intangible assets:
Developed-product-technology rights	$	48,631	$	(18,049)	$	30,582	$	29,028	$	(15,045)	$	13,983
Licensing rights	3,865		(3,265)		600		3,864		(3,123)		741
Marketing-related rights	1,339		(1,264)		75		1,326		(1,167)		159
R&D technology rights	1,394		(1,228)		166		1,378		(1,190)		188
Total finite-lived intangible assets	55,229		(23,806)		31,423		35,596		(20,525)		15,071
Indefinite-lived intangible assets:
IPR&D	1,218		—		1,218		1,009		—		1,009
Total other intangible assets	$	56,447	$	(23,806)	$	32,641	$	36,605	$	(20,525)	$	16,080