Annual report pursuant to Section 13 and 15(d)

Note 5 - Stock-Based Compensation (Detail)

v2.4.0.6
Note 5 - Stock-Based Compensation (Detail) (USD $)
1 Months Ended 12 Months Ended 1 Months Ended 0 Months Ended 12 Months Ended
Dec. 30, 2008
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Aug. 13, 2012
Oct. 19, 2011
Restricted Stock [Member]
May 12, 2011
Restricted Stock [Member]
Dec. 31, 2012
Restricted Stock [Member]
Dec. 31, 2011
Restricted Stock [Member]
Dec. 31, 2010
Restricted Stock [Member]
Dec. 31, 2012
2007 Plan [Member]
Maximum [Member]
Dec. 31, 2012
2002 Plan [Member]
Maximum [Member]
Dec. 31, 2012
Maximum [Member]
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition   3 years           3 years          
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant   1,083                 1,550,000 1,550,000 2,050,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized 500,000                        
Share-based Compensation (in Dollars)   $ 94,000 $ 79,000                    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross       22,500   20,000              
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price (in Dollars per share)       $ 1.80       $ 0.37 $ 0.37 $ 0.45      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period             600,000 0 620,000        
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period               3 years          
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized (in Dollars)   $ 121,000           $ 97,000          
Stock Repurchase Program, Number of Shares Authorized to be Repurchased   2,800     100,000                
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in Dollars per share)   $ 1.37           $ 0 $ 0.37