Earnings per Common Share Attributable to Mylan Inc. (Basic and Diluted Earnings Per Common Share Attributable To Mylan Inc.) (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Earnings Per Share [Abstract]
Net earnings attributable to Mylan Inc. common shareholders	$ 125.2	$ 177.7	$ 241.1	$ 284.6
Weighted average common shares outstanding	373.8	381.2	373.1	387.2
Basic earnings per common share attributable to Mylan Inc. common shareholders	$ 0.34	$ 0.47	$ 0.65	$ 0.73
Weighted average number diluted shares outstanding adjustment, stock-based awards and warrants	23.6	5.9	23.9	5.8
Total dilutive shares outstanding	397.4	387.1	397.0	393.0
Diluted earnings per common share attributable to Mylan Inc. common shareholders	$ 0.32	$ 0.46	$ 0.61	$ 0.72