Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation Schedule of Stock Options (Details)

v3.3.1.900
Stock-Based Compensation Schedule of Stock Options (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]      
Fair value of options granted $ 1,119 $ 612 $ 1,382
Per share weighted average fair value of options granted (dollars per share) $ 1.81 $ 4.60 $ 3.55
Total intrinsic value of stock options exercised $ 131 $ 242 $ 2