Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED COMPENSATION (Details Textual)

v2.4.0.6
STOCK-BASED COMPENSATION (Details Textual) (USD $)
 3 Months Ended 12 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Mar. 31, 2013
Stock Incentive Plan 2006 [Member]
Dec. 31, 2012
Performance Based [Member]
Share Based Compensation Arrangement By Share Based Payment Award Options Unvested Compensation Cost $ 2,289,665      
Employee Service Share Based Compensation Nonvested Total Compensation In Current Year 1,006,355      
Employee Service Share Based Compensation Nonvested Tota lCompensation In Year Two 873,638      
Employee Service Share Based Compensation Nonvested Total Compensation In Year Three 359,824      
Employee Service Share Based Compensation Nonvested Total Compensation In Year Four $ 49,848      
Weighted-Average Grant-Date Fair Value Of Vested Options Outstanding (in dollars per share) $ 0.98      
Weighted Average Grant Date Fair Value Of Unvested Options Outstanding (in dollars per share) $ 0.73      
Share Based Compensation Arrangement By Share Based Payment Award Options Unvested and Expected To Vest Outstanding Number (in shares) 3,406,987      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross   0 20,000 167,550