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Fair Value of Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2015

Schedule of fair value of financial assets and liabilities by level

		Fair Value at June 30, 2015
Description		Level 1		Level 2		Total
Assets
	Money market funds (1)	$	41,795	$	—	$	41,795
	Derivative financial instruments	$	—	$	13,086	$	13,086
Liabilities
	Derivative financial instruments	$	—	$	422	$	422

			Fair Value at December 31, 2014
Description		Level 1		Level 2		Total
Assets
	Money market funds (1)	$	98,789	$	—	$	98,789
	Derivative financial instruments	$	—	$	17,111	$	17,111
Liabilities
	Derivative financial instruments	$	—	$	3,608	$	3,608

(1) Included in cash and cash equivalents in the condensed consolidated balance sheets along with $53.7 million and $70.0 million of demand deposits at June 30, 2015 and December 31, 2014, respectively.