XML 32 R22.htm IDEA: XBRL DOCUMENT v3.8.0.1
Available-for-Sale Securities (Tables)
9 Months Ended
Sep. 30, 2017
Available-for-Sale Securities  
Summary of available-for-sale securities

 

The following table summarizes the available-for-sale securities held at December 31, 2016 (in thousands):

 

 

Amortized Cost

 

Gross Unrealized
Gains

 

Gross Unrealized
Losses

 

Fair Value

 

December 31, 2016

 

 

 

 

 

 

 

 

 

Corporate debt securities

 

$

13,934

 

$

 

$

(4

)

$

13,930

 

U.S. government-sponsored securities

 

1,001

 

 

 

1,001

 

 

 

 

 

 

 

 

 

 

 

Total

 

$

14,935

 

$

 

$

(4

)

$

14,931