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, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Earnings Per Share [Abstract]
Net (loss) earnings attributable to Mylan N.V. ordinary shareholders	$ (119.8)	$ 428.6	$ 62.5	$ 653.0
Weighted average ordinary shares outstanding	523.6	490.5	505.9	466.2
Weighted average number diluted shares outstanding adjustment, stock-based awards and warrants	0.0	23.5	9.3	27.0
Total dilutive shares outstanding	523.6	514.0	515.2	493.2
Basic (loss) earnings per ordinary share attributable to Mylan N.V. ordinary shareholders	$ (0.23)	$ 0.87	$ 0.12	$ 1.40
Diluted (loss) earnings per ordinary share attributable to Mylan N.V. ordinary shareholders	$ (0.23)	$ 0.83	$ 0.12	$ 1.32