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Number of another entity's patents that the entity has allegedly infringed.

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Commitments and Contingencies (Matters Resolved During Current Year) (Detail) CAD in Millions, $ in Millions			1 Months Ended			12 Months Ended	24 Months Ended
	Feb. 12, 2016 USD ($)	Jun. 30, 2014 CAD	Oct. 31, 2014 Patents	Jun. 30, 2010 Patents	May 31, 2010 Patents	Dec. 31, 2006 Patents	Dec. 31, 2012 CAD	Dec. 31, 2009 Actions
Sutent [Member] \| Patent Infringement [Member] \| Pfizer Versus Mylan Pharmaceuticals Inc. [Member]
Loss Contingencies [Line Items]
Number of patents				3	2
Number of patents infringed upon			2
Protonix / Pantoprazole [Member] \| U.S. Department of Justice Versus Pfizer [Member] \| Product Pricing [Member]
Loss Contingencies [Line Items]
Number of actions \| Actions								2
Loss from contract settlement \| $	$ 784.6
Pending Litigation [Member] \| Effexor [Member] \| Teva Canada Limited Versus Pfizer Canada Inc. [Member] \| Patent Infringement [Member]
Loss Contingencies [Line Items]
Loss from contract settlement \| CAD							CAD 52.5
Number of patents						1
Loss contingency, damages awarded, value \| CAD		CAD 125.0