Acquisitions (Pro Forma Financial Information) (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
Mar. 31, 2014	Mar. 31, 2013
Business Acquisition [Line Items]
Basic	372.3	393.2
Diluted	396.7	399.0
Agila Specialties
Business Acquisition [Line Items]
Total revenues		$ 1,693.9
Net earnings attributable to Mylan Inc. common shareholders		$ 84.0
Basic (in USD per share)		$ 0.21
Diluted (in USD per share)		$ 0.21

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The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

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The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

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The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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