XML 68 R49.htm IDEA: XBRL DOCUMENT v2.4.0.6
Stock-Based Compensation Arrangements - Additional Information (Detail) (USD $)
1 Months Ended 12 Months Ended 1 Months Ended 0 Months Ended 12 Months Ended
Dec. 31, 2012
Dec. 31, 2012
Dec. 31, 2011
Aug. 07, 2012
Subsequent Event [Member]
Dec. 31, 2012
2004 Employee, Director and Consultant Stock Plan [Member]
Jun. 16, 2011
2004 Employee, Director and Consultant Stock Plan [Member]
Dec. 31, 2012
Employee Stock Purchase Plan [Member]
Dec. 31, 2011
Employee Stock Purchase Plan [Member]
Dec. 31, 2012
Employee Stock Compensation Plan (2004plan) [Member]
Jun. 30, 2004
Employee Stock Compensation Plan (2004plan) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Stock purchase price 85.00%                  
Employee stock purchase plan, shares authorized       750,000            
Stock Issued During Period, Shares, Employee Stock Purchase Plans             52,158 114,907    
Weighted-average purchase price             $ 0.17 $ 0.29    
Weighted-average fair value   $ 0.33 $ 0.30       $ 0.20 $ 0.34    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Grant Date Intrinsic Value   $ 0.31                
Compensation expense             $ 1,332 $ 5,647    
Common Stock, Capital Shares Reserved for Future Issuance                 2,032,780 4,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Period Increase (Decrease)           2,000,000        
Granted,share   581,000 810,000   581,000          
Aggregate intrinsic value 5,075 5,075                
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Share-based Awards Other than Options 266,718 266,718 251,187              
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition 1 year 6 months                  
Share-based Compensation Arrangement by Share-based Payment Award Accelerated Compensation Cost   $ 102,307