CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Net income before allocation to noncontrolling interests		$ 721	$ 692	$ 2,070	$ 1,915
Other comprehensive income/(loss), net of tax(a):
Foreign currency translation adjustments	[1]	53	21	240	(2)
Other comprehensive (loss)/income, net of tax		59	(6)	122	(12)
Comprehensive income before allocation to noncontrolling interests		780	686	2,192	1,903
Less: Comprehensive income/(loss) attributable to noncontrolling interests		0	10	0	10
Comprehensive income attributable to Zoetis Inc.		780	676	2,192	1,893
Cash Flow Hedging
Other comprehensive income/(loss), net of tax(a):
Unrealized gains (losses) on derivatives for cash flow hedges, net and net investment hedges	[1]	0	(4)	(17)	(5)
Net Investment Hedging
Other comprehensive income/(loss), net of tax(a):
Unrealized gains (losses) on derivatives for cash flow hedges, net and net investment hedges	[1]	$ 6	$ (23)	$ (101)	$ (5)

[1] Presented net of reclassification adjustments, which are not material in any period presented.