CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (PARENTHETICAL) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 29, 2013
Proceeds from issuance of long-term debt(a)	$ 6,618	[1],[2]
Exchange of subsidiary senior notes (Zoetis) for the retirement of Pfizer commercial paper issued in 2012(b)	992	[1],[3]
Zoetis [Member]
Proceeds from issuance of long-term debt(a)	2,600
Exchange of subsidiary senior notes (Zoetis) for the retirement of Pfizer commercial paper issued in 2012(b)	$ 992	[3]

[1] Amounts may not add due to rounding.

[2] In 2013, includes $2.6 billion from the issuance of senior notes by Zoetis (our former Animal Health subsidiary), net of the $1.0 billion non-cash exchange of Zoetis senior notes for the retirement of Pfizer commercial paper issued in 2012. See Note 2B. Acquisition, Divestiture, Licensing Arrangements and Equity-Method Investments: Divestiture.

[3] See Note 2B. Acquisition, Divestiture, Licensing Arrangements and Equity-Method Investments: Divestiture.