CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Statement of Comprehensive Income [Abstract]
Net income before allocation to noncontrolling interests		$ 2,496	$ 2,340	$ 2,111
Other comprehensive loss, net of tax(a):
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax	[1]	4	(5)	86
Unrecognized net gains/(losses) on derivative instruments	[1]	44	(23)	36
Foreign currency translation adjustments, net	[1]	(147)	0	(188)
Benefit plans: Actuarial gain/(loss), net	[1]	(2)	6	13
Total other comprehensive loss, net of tax	[1]	(101)	(22)	(53)
Comprehensive income before allocation to noncontrolling interests		2,395	2,318	2,058
Less: Comprehensive income/(loss) attributable to noncontrolling interests		10	(4)	(3)
Comprehensive income attributable to Zoetis Inc.		$ 2,385	$ 2,322	$ 2,061

[1] Presented net of reclassification adjustments, which are not material in any period presented. Reclassification adjustments related to benefit plans are generally reclassified, as part of net periodic pension cost, into Cost of sales, Selling, general and administrative expenses, and/or Research and development expenses, as appropriate, in the Consolidated Statements of Income.