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Fair Value Measurements (Tables)
6 Months Ended
Jun. 30, 2017
Fair Value Disclosures [Abstract]  
Schedule of Fair Value Assets and Liabilities Measured on Recurring Basis

The following table sets forth the fair value of the financial instruments re-measured by the Company as of June 30, 2017 and December 31, 2016:

 

    Level 1     Level 2     Level 3     Total  
June 30, 2017                                
Corporate bonds and notes   $     $ 18,345     $     $ 18,345  
Municipal bonds           7,528             7,528  
Total   $     $ 25,873     $     $ 25,873  

 

    Level 1     Level 2     Level 3     Total  
December 31, 2016                                
Corporate bonds and notes   $     $ 19,970     $     $ 19,970  
Municipal bonds           6,425             6,425  
Total   $     $ 26,395     $     $ 26,395