CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Millions		12 Months Ended
		Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Statement [Abstract]
Revenues		$ 9,256	$ 8,544	$ 8,080
Costs and expenses:
Cost of Sales	[1]	2,719	2,561	2,454
Selling, general and administrative expenses	[1]	2,318	2,151	2,009
Research and development expenses	[1]	686	614	539
Amortization of intangible assets		141	149	150
Interest expense, net of capitalized interest		225	239	221
Other (income)/deductions––net		(19)	(159)	40
Income before provision for taxes on income	[2]	3,133	2,936	2,656
Provision for taxes on income		637	596	545
Net income before allocation to noncontrolling interests		2,496	2,340	2,111
Less: Net income/(loss) attributable to noncontrolling interests		10	(4)	(3)
Net income attributable to Zoetis Inc.		$ 2,486	$ 2,344	$ 2,114
Earnings per share attributable to Zoetis Inc. stockholders:
Basic (in dollars per share)		$ 5.47	$ 5.08	$ 4.51
Diluted (in dollars per share)		$ 5.47	$ 5.07	$ 4.49
Weighted-average common shares outstanding:
Basic (in shares)		454,200	461,172	468,891
Diluted (in shares)		454,848	462,269	470,385
Dividends declared per common share		$ 1.796	$ 1.557	$ 1.350
Restructuring Charges And Acquisition And Divestiture Related Costs		$ 53	$ 53	$ 11

[1] Exclusive of amortization of intangible assets, except as disclosed in Note 3. Significant Accounting Policies—Amortization of Intangible Assets, Depreciation and Certain Long-Lived Assets.

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