Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2018

Fair Value Disclosures [Abstract]

Schedule of Financial Assets and Liabilities Measured at Fair Value

The carrying amount of cash, accounts receivable, and accounts payable approximate their fair value due to their short-term nature. 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, 2018andDecember 31, 2017, are summarized as follows (amounts in thousands).The Company has no restricted cash balance at September 30, 2018. The Company's restricted cash balance of $1.5 million at December 31, 2017 was not held in a money market account and is not included in the following table.

	September 30, 2018								December 31, 2017
	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Assets:
Cash equivalents:
Money market funds	$	2,828	$	—	$	—	$	2,828	$	2,806	$	—	$	—	$	2,806
Foreign currency derivative contracts	—		—		—		—		—		65		—		65
Total assets	$	2,828	$	—	$	—	$	2,828	$	2,806	$	65	$	—	$	2,871
Liabilities:
Contingent earn-out	$	—	$	—	$	1,800	$	1,800	$	—	$	—	$	—	$	—
Foreign currency derivative contracts	—		—		—		—		—		2		—		2
Total liabilities	$	—	$	—	$	1,800	$	1,800	$	—	$	2	$	—	$	2

Schedule of Changes 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, 2018		December 31, 2017
Balance, Beginning of year	$	—	$	—
Conversable, Inc. addition (see Note 8)	1,800		—
Cash payment	—		—
Changes in fair value	—		—
Balance, End of year	$	1,800	$	—

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, 2018		As of December 31, 2017
Notional amount of foreign currency derivative contracts	$	—	$	2,866
Fair value of foreign currency derivatives contracts	$	—	$	63

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, 2018		As of December 31, 2017
Derivative Assets
Derivatives not designated as hedging instruments:
Foreign currency derivatives contracts	Prepaid expenses and other current assets	$	—	$	65
Derivative Liabilities
Derivatives not designated as hedging instruments:
Foreign currency derivatives contracts	Accrued expenses and other liabilities	$	—	$	2

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	2018		2017			2018			2017
Foreign currency derivatives contracts	Other (income) expense	$	—	$	(19	)	$	(50	)	$	194