XML 13 R39.htm IDEA: XBRL DOCUMENT v2.4.0.8
Note 6 - Stock-based Compensation (Details) - Stock-based Compensation Expense and Related Income Tax Benefit (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Stock-based Compensation Expense and Related Income Tax Benefit [Abstract]        
Stock-based compensation expense, gross $ 981 $ 255 $ 4,032 $ 1,719
Income tax benefit at our statutory rate associated with stock-based compensation (383) (99) (1,572) (670)
Stock-based compensation expense, net $ 598 $ 156 $ 2,460 $ 1,049