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Fair Value Measurements (Tables)
12 Months Ended
Dec. 31, 2016
Fair Value Disclosures [Abstract]  
Schedule of Fair Value Assets and Liabilities Measured On Recurring Basis

The following tables set forth the fair value of the financial instruments re-measured by the Company as of December 31, 2016 and 2015:

 

    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  
December 31, 2015                                
Corporate bonds and notes   $     $ 20,744     $     $ 20,744  
Municipal bonds           5,621             5,621  
Total   $     $ 26,365     $     $ 26,365