Derivative Instruments and Hedges (Tables)

3 Months Ended

Mar. 31, 2017

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Summary of Fair Value of Forward Exchange Contracts not Designated as Hedging Instruments

The fair value of foreign exchange contracts not designated as hedging instruments are summarized below:

	March 31,		December 31,
(Amounts in thousands)	2017		2016
Current derivative assets	$	2,909	$	682
Current derivative liabilities	3,210		6,878
Noncurrent derivative liabilities	114		355

Impact of Net Changes in Fair Values of Forward Exchange Contracts Not Designated as Hedging Instruments

The impact of net changes in the fair values of foreign exchange contracts are summarized below:

	Three Months Ended March 31,
(Amounts in thousands)	2017		2016
Gain recognized in income	$	1,897	$	2,061