Preferred And Common Stock (Narratives) (Details) (USD $) In Thousands, except Share data, unless otherwise specified	0 Months Ended		12 Months Ended			24 Months Ended
	Nov. 15, 2010	Nov. 19, 2007	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009	Dec. 31, 2010	Dec. 31, 1985
Class of Stock [Line Items]
Rights agreement, expires			August 13, 2014
Preferred stock, shares authorized							5,000,000
Preferred stock, par value							$ 0.50
Convertible preferred stock, public offering		2,139,000
Convertible preferred stock dividend rate, percentage	6.50%	6.50%
Issue price of convertible preferred stock, per share		$ 1,000
Issuance of common stock		55,440,000	530,315,453	525,817,549		525,817,549
Value of issued common stock, per share		$ 14.00
Preferred stock, liquidation preference per share		$ 1,000
Convertible preferred stock converted into shares of Mylan's common stock	125,234,172
Preferred dividends				$ 121,535	$ 139,035	$ 139,000
Maximum [Member]
Class of Stock [Line Items]
Convertible preferred stock, shares issued upon conversion	71.4286
Convertible preferred stock converted into shares of Mylan's common stock	152,785,775
Minimum [Member]
Class of Stock [Line Items]
Convertible preferred stock, shares issued upon conversion	58.5480
Convertible preferred stock converted into shares of Mylan's common stock	125,234,172