XML 24 R52.htm IDEA: XBRL DOCUMENT v2.4.0.6
STOCKHOLDERS' EQUITY (Details Textual) (USD $)
 1 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended
Jun. 30, 2001
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Dec. 31, 2011
Employee Stock Option [Member]
Dec. 31, 2011
Minimum [Member]
Dec. 31, 2010
Minimum [Member]
Dec. 31, 2012
Minimum [Member]
Sep. 19, 2011
Minimum [Member]
Aug. 05, 2011
Minimum [Member]
Dec. 31, 2011
Maximum [Member]
Dec. 31, 2010
Maximum [Member]
Dec. 31, 2012
Maximum [Member]
Sep. 19, 2011
Maximum [Member]
Aug. 05, 2011
Maximum [Member]
Dec. 31, 2012
Plan 2000 [Member]
Dec. 31, 2011
Plan 2000 [Member]
Dec. 31, 2010
Plan 2000 [Member]
Dec. 31, 2000
Plan 2000 [Member]
Jun. 30, 2000
Plan 2000 [Member]
Dec. 31, 2012
Plan 2010 [Member]
Dec. 31, 2011
Plan 2010 [Member]
Dec. 31, 2010
Plan 2010 [Member]
Jun. 01, 2010
Plan 2010 [Member]
Exercises, Weighted Average Exercise Price   $ 3.39 $ 4.79 $ 2.00                                          
Terminations                                 (8,000) (31,500) (169,000)     (2,000) 0 (1,000)  
Exercises of stock options (in shares)           30,000                     (15,000) (31,000) (3,000)     0 0 0  
Stock Option Incentive Plan Description                                       no less than 85% of fair market value on the date of grant in the case of non-qualified stock options       no less than 85% of fair market value on the date of grant in the case of non-qualified stock options  
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Date       Feb. 28, 2010                                          
Common Stock, Capital Shares Reserved for Future Issuance   213,000                                     250,000       300,000
Additional Common Stock Capital Shares Reserved For Future Issuance   250,500                                              
Stock Issued During Period, Shares, Period Increase (Decrease) 500,000                                                
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price   $ 3.13 $ 3.19 $ 3.36 $ 3.54       $ 1.7         $ 7                      
Grants   2,000 25,000 45,500                         0 0 20,000     2,000 25,000 25,500  
Grants, Weighted Average Exercise Price   $ 5.93 $ 5.72 $ 3.48     $ 4.91 $ 3.15       $ 5.75 $ 3.99                        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value   $ 25,000 $ 49,000 $ 3,000                                          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value   $ 2.86 $ 2.4 $ 1.45                                          
Exercise of stock options   50,800 145,295 6,000                                          
Stock Issued During Period, Shares, Issued for Cash     30,000                                            
Stock Issued During Period, Shares, Issued for Services           1,000                                      
Surrender Of Common Stock           618                                      
Proceeds from exercise of stock options   50,800 145,295 6,000                                          
Share Based Compensation Arrangement By Share Based Payment Award Exercised Fair Market Value           3,200                                      
Sharebased Compensation Arrangement By Sharebased Payment Award Purchase Price Of Common Stock   $ 70                                              
Equity Method Investment, Ownership Percentage   20.00%               15.00% 18.00%       18.00% 20.00%                  
Percentage Of Outstanding Common Stock   50.00%                                              
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Share-based Awards Other than Options   $ 49,000                                              
Sharebased Compensation Arrangement By Share Based Payment Award Option Termination Weighted Average Exercise Price   $ 0.005                                              
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit   $ 5.61                                              
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit   $ 6.25