Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2019

Financial Instruments

Schedule of cash and available-for-sale investments' adjusted cost, gross unrealized gains, gross unrealized losses and fair value by significant investment category recorded as cash and cash equivalents or short- or long-term investments

The following tables show the Company’s cash and available-for-sale investments’ adjusted cost, gross unrealized gains, gross unrealized losses and fair value by significant investment category, recorded as cash and cash equivalents or short- or long-term investments as of March 31, 2019 and December 31, 2018 (in thousands):

	March 31, 2019
									Cash and
	Adjusted		Unrealized		Unrealized				Cash		Short-term		Long-term
	Cost		Gains		Losses		Fair Value		Equivalents		Investments		Investments
Cash	$	14,782	$	—	$	—	$	14,782	$	14,782	$	—	$	—
Level 1:
Money market funds		5,046		—		—		5,046		5,046		—		—
U.S. government notes		15,083		1		—		15,084		—		15,084		—
Subtotal		20,129		1		—		20,130		5,046		15,084		—
Level 2:
Corporate bonds		22,098		9		(5)		22,102		—		18,901		3,201
Commercial paper		14,804		—		—		14,804		—		14,804		—
Subtotal		36,902		9		(5)		36,906		—		33,705		3,201
Total	$	71,813	$	10	$	(5)	$	71,818	$	19,828	$	48,789	$	3,201

	December 31, 2018
									Cash and
	Adjusted		Unrealized		Unrealized				Cash		Short-term		Long-term
	Cost		Gains		Losses		Fair Value		Equivalents		Investments		Investments
Cash	$	30,501	$	—	$	—	$	30,501	$	30,501	$	—	$	—
Level 1:
Money market funds		6,903		—		—		6,903		6,903		—		—
U.S. government notes		10,420		—		(14)		10,406		—		10,406		—
Subtotal		17,323		—		(14)		17,309		6,903		10,406		—
Level 2:
Corporate bonds		21,612		1		(37)		21,576		—		21,576		—
Commercial paper		23,803		—		—		23,803		2,991		20,812		—
Subtotal		45,415		1		(37)		45,379		2,991		42,388		—
Total	$	93,239	$	1	$	(51)	$	93,189	$	40,395	$	52,794	$	—

Schedule of pre-tax income (losses) not designated as hedging instruments

The following table shows the pre-tax income (losses) of the Company’s derivative instruments not designated as hedging instruments (in thousands):

		Three Months Ended
		March 31,
	Income Statement Location	2019		2018
Foreign exchange forward contracts	Other income (expense), net	$	(420)	$	(548)