Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2017

Fair Value Disclosures [Abstract]

Fair Value, Assets Measured on Recurring Basis

The Company’s assets and liabilities that are measured at fair value on a recurring basis, by level, within the fair value hierarchy as ofSeptember 30, 2017andDecember 31, 2016, are summarized as follows (amounts in thousands).The Company’s restricted cash balance of $1.5 million at September 30, 2017 and $4.0 million at December 31, 2016 is not held in a money market account and is not included in the following table.

	September 30, 2017								December 31, 2016
	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Assets:
Cash equivalents:
Money market funds	$	2,798	$	—	$	—	$	2,798	$	3,076	$	—	$	—	$	3,076
Foreign currency derivative contracts	—		861		—		861		—		108		—		108
Total assets	$	2,798	$	861	$	—	$	3,659	$	3,076	$	108	$	—	$	3,184
Liabilities:
Contingent earn-outs	$	—	$	—	$	—	$	—	$	—	$	—	$	210	$	210
Foreign currency derivative contracts	—		5		—		5		—		66		—		66
Total liabilities	$	—	$	5	$	—	$	5	$	—	$	66	$	210	$	276

Change in Fair Value of Level 3 Liabilities

The changes in fair value of the level 3 liabilities are as follows (amounts in thousands):

	Contingent Earn-Out
	September 30, 2017			December 31, 2016
Balance, Beginning of Period	$	210		$	377
Cash payments	(210		)	(167		)
Balance, End of Period	$	—		$	210

Schedule of Derivative Instruments

The following summarizes certain information regarding the Company’s outstanding foreign currency derivative contracts related primarily to intercompany receivables and payables for the periods presented (in thousands):

	As of September 30, 2017		As of December 31, 2016
Notional amount of foreign currency derivative contracts	$	12,506	$	44,438
Fair value of foreign currency derivatives contracts	$	856	$	42

Schedule of Derivative Liabilities at Fair Value

The fair value of the Company’s derivative instruments is summarized below (in thousands):

		Fair Value of Derivative Instruments
	Balance Sheet Location	As of September 30, 2017		As of December 31, 2016
Derivative Assets
Derivatives not designated as hedging instruments:
Foreign currency derivatives contracts	Prepaid expenses and other current assets	$	861	$	108
Derivative Liabilities
Derivatives not designated as hedging instruments:
Foreign currency derivatives contracts	Accrued expenses and other liabilities	$	5	$	66

Gain (Losses) on Derivative Instruments Recognized in Income Statement

The following summarizes certain information regarding the Company’s derivatives that are not designated or are not effective as hedges (in thousands):

	Gain (losses) on Derivative Instruments Recognized in Statements of Operations
		Three Months Ended September 30,					Nine Months Ended September 30,
	Location	2017			2016		2017		2016
Foreign currency derivatives contracts	Other (income) expense	$	(19	)	$	44	$	194	$	132