Available-For-Sale Securities (Tables)

6 Months Ended

Jun. 30, 2016

Investments, Debt and Equity Securities [Abstract]

Summarizes Available-for-Sale Securities

The following table summarizes the Company’s available-for-sale securities at June 30, 2016:

	June 30, 2016
	Amortized		Gross Unrealized					Fair
	Cost		Gains		Losses			Value
Short-term investments:
Corporate debt securities	$	43,455	$	21	$	(11	)	$	43,465
Certificates of deposit		10,000		—		—			10,000
Commercial paper		3,965		—		—			3,965
U.S. Government securities		2,001		1		—			2,002
Total short-term investments		59,421		22		(11	)		59,432
Long-term investments:
Corporate debt securities		21,536		10		(31	)		21,515
Total long-term investments		21,536		10		(31	)		21,515
Total available-for-sale securities	$	80,957	$	32	$	(42	)	$	80,947

Summarizes of Available-for-Sale Securities by Contractual Maturity

The following table summarizes the Company’s portfolio of available-for-sale securities by contractual maturity:

	June 30, 2016
	Amortized Cost		Fair Value
Less than one year	$	59,421	$	59,432
Greater than one year but less than five years		21,536		21,515
Total	$	80,957	$	80,947