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Fair Value Measurements (Tables)
 6 Months Ended
Jun. 30, 2013
Fair Value Disclosures [Abstract]  
Fair Value Measurements

The valuation for Level 2 was determined based on data points that are observable, such as quoted prices, interest rates and yield curves. Financial assets measured at fair value on a recurring basis are summarized as follows, in thousands:

 

Description

    June 30,
2013		      Quoted
Prices in
Active
Markets
(Level 1)		      Significant
Other
Observable
Inputs
(Level 2)		      Unobservable
Inputs
(Level 3)		  

Assets:

            

Cash equivalents

    $ 7,000       $ —         $ 7,000      $ —    

Restricted cash

      53         53         —          —    

Short-term investments

      9,000         —           9,000      $ —    
  

 

 

     

 

 

     

 

 

     

 

 

  

Total assets

    $ 16,053       $ 53       $ 16,000       $ —    
  

 

 

     

 

 

     

 

 

     

 

 

  

 

Description

    December 31,
2012		      Quoted
Prices in
Active
Markets
(Level 1)		      Significant
Other
Observable
Inputs
(Level 2)		      Unobservable
Inputs
(Level 3)		  

Assets:

            

Restricted cash

    $ 53       $ 53       $ —        $ —    
  

 

 

     

 

 

     

 

 

     

 

 

  

Total assets

    $ 53       $ 53       $ —        $ —