CONDENSED CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024		Jun. 30, 2023
Income Statement [Abstract]
Revenue	$ 2,361	$ 2,180	$ 4,551		$ 4,180
Costs and expenses:
Cost of sales	668	607	1,311		1,195
Selling, general and administrative expenses	581	556	1,128		1,061
Research and development expenses	171	146	333		288
Amortization of intangible assets	35	37	72		74
Restructuring charges and certain acquisition and divestiture-related costs	42	8	46		29
Interest expense, net of capitalized interest	59	58	117		121
Other (income)/deductions—net	25	(104)	17		(157)
Income before provision for taxes on income	780	872	1,527	[1]	1,569	[1]
Provision for taxes on income	156	202	304		348
Net income before allocation to noncontrolling interests	624	670	1,223		1,221
Less: Net loss attributable to noncontrolling interests	0	(1)	0		(2)
Net income attributable to Zoetis Inc.	$ 624	$ 671	$ 1,223		$ 1,223
Earnings per share attributable to Zoetis Inc. stockholders:
Basic (in dollars per share)	$ 1.37	$ 1.45	$ 2.68		$ 2.64
Diluted (in dollars per share)	$ 1.37	$ 1.45	$ 2.67		$ 2.64
Weighted-average common shares outstanding:
Basic (in shares)	455.5	461.9	456.7		462.7
Diluted (in shares)	456.0	462.9	457.4		463.8
Dividends paid per common share (in dollars per share)	$ 0.432	$ 0.375	$ 0.864		$ 0.750

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