XML 38 R27.htm IDEA: XBRL DOCUMENT v3.5.0.2
Note 8 - Stock-based Compensation Expense (Details Textual) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Allocated Share-based Compensation Expense $ 198,000 $ 186,000 $ 544,000 $ 557,000