Derivative Instruments (Tables)

6 Months Ended

Jun. 30, 2016

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Derivative instruments

The notional amount of the Company's foreign currency derivatives are summarized as follows (in millions):

	As of
	June 30, 2016		December 31, 2015
Cash flow hedges	$	136.4	$	116.8
Non-designated derivatives	—		71.8
Total	$	136.4	$	188.6