Other (Income)/Deductions - Net

12 Months Ended

Dec. 31, 2020

Other Income and Expenses [Abstract]

Other (Income)/Deductions - Net

he components of Other (income)/deductions—net follow:

	Year Ended December 31,
(MILLIONS OF DOLLARS)	2020		2019		2018
Royalty-related income	$	(12)	$	(16)	$	(28)
Interest income	(12)		(37)		(31)
Identifiable intangible asset impairment charges(a)	26		—		—
Net gain on sale of assets(b)	(19)		(20)		(40)
Impairment of an equity investment	4		—		—
Other asset impairment charges	4		—		—
Foreign currency loss(c)	21		16		31
Other, net(d)	5		—		(15)
Other (income)/deductions—net	$	17	$	(57)	$	(83)

(a)    Primarily represents asset impairment charges related to developed technology rights in our precision livestock farming and aquatic health businesses.

(b)    For 2020 and 2019, represents income resulting from a payment received pursuant to an agreement related to the 2016 sale of certain U.S. manufacturing sites.

    For 2018, represents a gain on the divestiture of certain agribusiness products within our International segment, and a net loss related to sales of certain manufacturing sites and products as part of our supply network strategy initiative.     

(c)    Primarily driven by costs related to hedging and exposures to certain emerging market currencies.

(d)    For 2018, primarily includes a net gain related to the relocation of a manufacturing site in China.