CONDENSED CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) - USD ($) shares in Millions, $ in Millions		3 Months Ended
		Mar. 31, 2024	Mar. 31, 2023
Income Statement [Abstract]
Revenue		$ 2,190	$ 2,000
Costs and expenses:
Cost of sales		643	588
Selling, general and administrative expenses		547	505
Research and development expenses		162	142
Amortization of intangible assets		37	37
Restructuring charges and certain acquisition-related costs		4	21
Interest expense, net of capitalized interest		58	63
Other (income)/deductions—net		(8)	(53)
Income before provision for taxes on income	[1]	747	697
Provision for taxes on income		148	146
Net income before allocation to noncontrolling interests		599	551
Less: Net loss attributable to noncontrolling interests		0	(1)
Net income attributable to Zoetis Inc.		$ 599	$ 552
Earnings per share attributable to Zoetis Inc. stockholders:
Basic (in dollars per share)		$ 1.31	$ 1.19
Diluted (in dollars per share)		$ 1.31	$ 1.19
Weighted-average common shares outstanding:
Basic (in shares)		458.0	463.5
Diluted (in shares)		458.8	464.6
Dividends paid per common share (in dollars per share)		$ 0.432	$ 0.375

[1] Defined as income before provision for taxes on income.