XML 41 R31.htm IDEA: XBRL DOCUMENT v2.4.0.6
Note 3 - Stock-Based Compensation (Detail) - Recognized Compensation Expense, Net of Forteiture Recoveries (Equity Incentive Plan [Member], USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Equity Incentive Plan [Member]
   
Compensation expense $ 15 $ 11