CONDENSED CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2013		Jul. 01, 2012		Jun. 30, 2013		Jul. 01, 2012
Revenues	$ 12,973		$ 13,968		$ 25,383		$ 27,813
Costs and expenses:
Cost of sales	2,242	[1]	2,376	[1]	4,505	[1]	4,759	[1]
Selling, informational and administrative expenses	3,591	[1]	3,665	[1]	6,808	[1]	7,343	[1]
Research and development expenses	1,530	[1]	1,600	[1]	3,240	[1]	3,574	[1]
Amortization of intangible assets	1,140		1,275		2,359		2,678
Restructuring charges and certain acquisition-related costs	183		184		314		773
Other (income)/deductions-net	(1,070)		688		(925)		2,327
Income from continuing operations before provision for taxes on income	5,357	[2]	4,180	[2]	9,082	[2]	6,359	[2]
Provision for taxes on income	1,782		1,180		2,891		1,805
Income from continuing operations	3,575		3,000		6,191		4,554
Discontinued Operations [Abstract]
Income from discontinued operations––net of tax	141		260		290		509
Gain on disposal of discontinued operations––net of tax	10,418		0		10,418		0
Discontinued operations-net of tax	10,559		260		10,708		509
Net income before allocation to noncontrolling interests	14,134		3,260		16,899		5,063
Less: Net income attributable to noncontrolling interests	39		7		54		16
Net income attributable to Pfizer Inc.	$ 14,095		$ 3,253		$ 16,845		$ 5,047
Earnings per common share-basic:
Income from continuing operations attributable to Pfizer Inc. common shareholders (in dollars per share)	$ 0.51	[3]	$ 0.40	[3]	$ 0.87	[3]	$ 0.60	[3]
Discontinued operations-net of tax (in dollars per share)	$ 1.50	[3]	$ 0.03	[3]	$ 1.50	[3]	$ 0.07	[3]
Net income attributable to Pfizer Inc. common shareholders (in dollars per share)	$ 2.00	[3]	$ 0.44	[3]	$ 2.37	[3]	$ 0.67	[3]
Earnings per common share-diluted:
Income from continuing operations attributable to Pfizer Inc. common shareholders (in dollars per share)	$ 0.50	[3]	$ 0.40	[3]	$ 0.86	[3]	$ 0.60	[3]
Discontinued operations-net of tax (in dollars per share)	$ 1.48	[3]	$ 0.03	[3]	$ 1.49	[3]	$ 0.07	[3]
Net income attributable to Pfizer Inc. common shareholders (in dollars per share)	$ 1.98	[3]	$ 0.43	[3]	$ 2.34	[3]	$ 0.67	[3]
Weighted-average shares-Basic	7,042		7,476		7,115		7,506
Weighted-average shares-Diluted	7,117		7,537		7,185		7,570
Cash dividends paid per common share (in dollars per share)	$ 0.24		$ 0.22		$ 0.48		$ 0.44

[1] Excludes amortization of intangible assets, except as disclosed in Note 9B. Goodwill and Other Intangible Assets: Other Intangible Assets.

[2] Income from continuing operations before provision for taxes on income.

[3] EPS amounts may not add due to rounding.