Earnings per Ordinary Share Attributable to Mylan N.V. (Basic and Diluted Earnings Per Ordinary Share Attributable To Mylan N.V.) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Earnings Per Share [Abstract]
Net earnings attributable to Mylan N.V. ordinary shareholders	$ 428.6	$ 499.1	$ 653.0	$ 740.2
Weighted average ordinary shares outstanding	490.5	374.1	466.2	373.4
Basic earnings per ordinary share attributable to Mylan N.V. ordinary shareholders	$ 0.87	$ 1.33	$ 1.40	$ 1.98
Weighted average number diluted shares outstanding adjustment, stock-based awards and warrants	23.5	23.2	27.0	23.7
Total dilutive shares outstanding	514.0	397.3	493.2	397.1
Diluted earnings per ordinary share attributable to Mylan N.V. ordinary shareholders	$ 0.83	$ 1.26	$ 1.32	$ 1.86