Quarterly report pursuant to Section 13 or 15(d)

Note 3 - Stock-based Compensation (Details Textual)

v3.2.0.727
Note 3 - Stock-based Compensation (Details Textual) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Feb. 11, 2015
Jan. 20, 2015
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Dec. 31, 2013
Aug. 13, 2012
Restricted Stock [Member]                
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period 6,116 60,960     67,076      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   3 years            
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized     $ 128,000   $ 128,000      
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition         2 years 182 days      
Employee Service Share-based Compensation, Tax Benefit from Compensation Expense         $ 0      
Allocated Share-based Compensation Expense     20,000 $ 9,000 35,000 $ 34,000    
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized     $ 14,000   $ 14,000      
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition         182 days      
Stock Repurchase Program, Number of Shares Authorized to be Repurchased               100,000
Share-based Compensation Incentive Compensation Period             3 years