Short-term Investments

12 Months Ended

Dec. 31, 2016

Investments, Debt and Equity Securities [Abstract]

Short-term Investments

Short-term Investments

The following table summarizes the held-to-maturity securities held at December 31, 2016:

	Amortized Cost		Unrealized Gains	Unrealized Losses	Fair Value
As of December 31, 2016
U.S. government securities	$	22,930	31	62	$	22,899
Total short-term investments	$	22,930	31	62	$	22,899

As of December 31, 2016, the Company has $22,930 of held-to-maturity investments with contractual maturities less than one year.