Consolidated Statements of Comprehensive Earnings - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Net earnings	$ 696.0	$ 480.0	$ 847.7
Other comprehensive earnings (loss), before tax:
Foreign currency translation adjustment	2,103.9	(507.4)	(790.9)
Change in unrecognized gain and prior service cost related to defined benefit plans	3.8	21.4	3.1
Net unrealized (loss) gain on marketable securities	(6.7)	24.6	(2.0)
Other comprehensive earnings (loss), before tax	1,915.3	(494.4)	(773.1)
Income tax provision	12.8	5.0	4.2
Other comprehensive earnings (loss), net of tax	1,902.5	(499.4)	(777.3)
Comprehensive earnings	2,598.5	(19.4)	70.4
Comprehensive earnings attributable to the noncontrolling interest			(0.1)
Comprehensive earnings (loss) attributable to Mylan N.V. ordinary shareholders	2,598.5	(19.4)	70.3
Cash flow hedging relationships
Other comprehensive earnings (loss), before tax:
Net unrecognized gain (loss) on derivatives in cash flow hedging relationships	52.7	(31.2)	16.7
Net Investment Hedging
Other comprehensive earnings (loss), before tax:
Net unrecognized gain (loss) on derivatives in cash flow hedging relationships	(238.4)	(1.8)	0.0
Mylan N.V.
Net earnings	696.0	480.0	847.7
Other comprehensive earnings (loss), before tax:
Foreign currency translation adjustment	2,103.9	(507.4)	(790.9)
Change in unrecognized gain and prior service cost related to defined benefit plans	3.8	21.4	3.1
Net unrealized (loss) gain on marketable securities	(6.7)	24.6	(2.0)
Other comprehensive earnings (loss), before tax	1,915.3	(494.4)	(773.1)
Income tax provision	12.8	5.0	4.2
Other comprehensive earnings (loss), net of tax	1,902.5	(499.4)	(777.3)
Comprehensive earnings	2,598.5	(19.4)	70.4
Comprehensive earnings attributable to the noncontrolling interest			(0.1)
Comprehensive earnings (loss) attributable to Mylan N.V. ordinary shareholders			70.3
Mylan N.V. | Cash flow hedging relationships
Other comprehensive earnings (loss), before tax:
Net unrecognized gain (loss) on derivatives in cash flow hedging relationships	52.7	(31.2)	$ 16.7
Mylan N.V. | Net Investment Hedging
Other comprehensive earnings (loss), before tax:
Net unrecognized gain (loss) on derivatives in cash flow hedging relationships	$ (238.4)	$ (1.8)