Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2015

Fair Value Disclosures [Abstract]

Fair Value Measurements

Financial assets measured at fair value on a recurring basis are summarized as follows, in thousands:

Description	December 31, 2015		Quoted Prices In Active Markets (Level 1)		Other Significant Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Restricted cash	$	50	$	—	$	50	$	—
Cash equivalents		2,500		—		2,500		—
Short-term investments		5,500		—		5,500		—
Total	$	8,050	$	—	$	8,050	$	—

Description	December 31, 2014		Quoted Prices In Active Markets (Level 1)		Other Significant Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Restricted cash	$	50	$	—	$	50	$	—
Cash equivalents		4,000		—		4,000		—
Total	$	4,050	$	—	$	4,050	$	—