Shareholders' Equity (Summary Of Change In Shareholders' Equity) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stockholders' equity attributable to noncontrolling interest, beginning balance	$ 18.1
Shareholders' equity, beginning balance	2,959.9	3,355.8
Net earnings	116.6	107.5
Other comprehensive earnings, net of tax	80.7	(121.9)
Common stock share repurchase		(500.0)
Stock option activity	21.9	28.1
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition	15.4	12.1
Issuance of restricted stock, net of shares withheld	(20.1)	(7.3)
Tax benefit of stock option plans	18.7	12.9
Other	(1.4)
Stockholders' equity attributable to noncontrolling interest, ending balance	17.4
Shareholders' equity, ending balance	3,191.7	2,887.2
Total Mylan Inc. Shareholders' Equity
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shareholders' equity attributable to Mylan Inc., beginning balance	2,941.8	3,340.7
Net earnings	115.9	106.9
Other comprehensive earnings, net of tax	80.7	(121.9)
Common stock share repurchase		(500.0)
Stock option activity	21.9	28.1
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition	15.4	12.1
Issuance of restricted stock, net of shares withheld	(20.1)	(7.3)
Tax benefit of stock option plans	18.7	12.9
Shareholders' equity attributable to Mylan Inc., ending balance	3,174.3	2,871.5
Noncontrolling Interest
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stockholders' equity attributable to noncontrolling interest, beginning balance	18.1	15.1
Net earnings	0.7	0.6
Other	(1.4)
Stockholders' equity attributable to noncontrolling interest, ending balance	$ 17.4	$ 15.7