Marketable Securities and Fair Value Disclosures (Tables)

6 Months Ended

Jun. 30, 2016

Marketable Securities And Fair Value Disclosures [Abstract]

Marketable securities consisted of the following as of June 30, 2016 (in thousands):

	June 30, 2016
			Gross		Gross
	Amortized		Unrealized		Unrealized			Fair
	Cost		Gains		Losses			Value
Short-term available-for-sale securities:
Corporate bonds	$	11,577	$	6	$	(3	)	$	11,580
Commercial paper		399		—		—			399
Total	$	11,976	$	6	$	(3	)	$	11,979
Long-term available-for-sale securities:
Corporate bonds	$	4,998	$	10	$	—		$	5,008
Total	$	4,998	$	10	$	—		$	5,008

Summary of Amortized Cost and Estimated Fair Value of Available-for-Sale Securities by Contractual Maturity

As of June 30, 2016, the amortized cost and estimated fair value of available-for-sale securities by contractual maturity were as follows (in thousands):

	Amortized		Fair
	Cost		Value
Due in one year or less	$	11,976	$	11,979
Due in one to two years		4,998		5,008
Total	$	16,974	$	16,987

Summary of Assets Measured at Fair Value on Recurring Basis

The following table identifies the Company’s assets that were measured at fair value on a recurring basis (in thousands):


	Balance		Level 1		Level 2		Level 3
June 30, 2016
Money market	$	14,302	$	14,302	$	—	$	—
Corporate bonds		16,588		—		16,588		—
Commercial paper		399		—		399		—
Total	$	31,289	$	14,302	$	16,987	$	—


December 31, 2015
Money market	$	38,728	$	38,728	$	—	$	—
Total	$	38,728	$	38,728	$	—	$	—