CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Net income before allocation to noncontrolling interests		$ 670	$ 529	$ 1,221	$ 1,123
Other comprehensive (loss)/income, net of tax(a):
Foreign currency translation adjustments	[1]	(59)	(73)	(66)	(52)
Benefit plans: Actuarial gains, net of tax of $0 for the three months ended June 30, 2023 and 2022, and $1 and $0 for the six months ended June 30, 2023 and 2022, respectively	[1]	0	0	4	1
Other comprehensive (loss)/income, net of tax		(67)	(18)	(78)	42
Comprehensive income before allocation to noncontrolling interests		603	511	1,143	1,165
Less: Comprehensive loss attributable to noncontrolling interests		(1)	0	(2)	(1)
Comprehensive income attributable to Zoetis Inc.		604	511	1,145	1,166
Cash Flow Hedging
Other comprehensive (loss)/income, net of tax(a):
Unrealized gains on derivatives for cash flow hedges, net and net investment hedges	[1]	(1)	22	(3)	48
Net Investment Hedging
Other comprehensive (loss)/income, net of tax(a):
Unrealized gains on derivatives for cash flow hedges, net and net investment hedges	[1]	$ (7)	$ 33	$ (13)	$ 45

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