Acquisitions (Pro Forma Financial Information Related To Additional Borrowings) (Details) (Bioniche Pharma Holdings Limited [Member], USD $) In Thousands, except Per Share data	3 Months Ended	9 Months Ended
Sep. 30, 2010	Sep. 30, 2010
Bioniche Pharma Holdings Limited [Member]
Total revenues	$ 1,386,730	$ 4,127,302
Net earnings attributable to Mylan Inc. before preferred dividends	135,602	307,306
Preferred dividends	34,759	104,276
Net earnings attributable to Mylan Inc. common shareholders	$ 100,843	$ 203,030
Earnings per common share attributable to Mylan Inc. common shareholders:
Basic	$ 0.33	$ 0.66
Diluted	$ 0.31	$ 0.65
Weighted average common shares outstanding:
Basic	309,446	308,470
Diluted	437,921	313,014

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