Earnings Per Common Share Attributable To Mylan Inc. (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended			9 Months Ended		0 Months Ended
	Sep. 30, 2013	Mar. 31, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Feb. 27, 2013 Maximum	Sep. 30, 2011 Old warrants	Sep. 15, 2008 Old warrants	Sep. 15, 2008 Old warrants Maximum	Sep. 30, 2011 New warrants	Sep. 30, 2013 Convertible Debt Cash Convertible Notes	Dec. 31, 2012 Convertible Debt Cash Convertible Notes	Sep. 15, 2008 Convertible Debt Cash Convertible Notes
Schedule of Earnings Per Share, Basic and Diluted, by Common Class [Line Items]
Principal amount of debt instrument											$ 574	$ 575	$ 575
Warrant, number of shares of common stock called by warrants									43.2
Warrants issued, exercise price per share								20.00		30.00
Number of warrants exchanged							41.0
Weighted average number diluted shares outstanding adjustment, stock-based awards and warrants	7.0		0.3	2.8	0.2
Stock repurchase program, authorized amount						$ 500
Treasury stock, shares, acquired through repurchase program		16.3
Anti-dilutive stock options or restricted stock awards excluded from computation of earnings per share	1.1		5.7	1.2	7.1