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7. Stock Based Compensation Plans (Details Narrative) (USD $)
3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Dec. 31, 2011
Dec. 31, 2010
Stock-based compensation expense $ 246,000 $ 407,000 $ 632,000 $ 974,000    
Aggregate intrinsic value of outstanding options 0   0      
Weighted average remaining contractual term     7 years 4 months 24 days      
Aggregate intrinsic value of exercisable options outstanding 0   0      
Weighted average remaining contractual term exercisable options     7 years 1 month 6 days      
Compensation cost related to non vested awards not yet recognized 721,158   721,158      
Average remaining expense recognition period     1 year 7 days      
Options outstanding due to merger 118,842   118,842      
Deferred compensation   98,000   736,000    
Number of Options Outstanding 1,205,840 1,430,701 1,205,840 1,430,701 1,358,717 1,223,159
Warrant [Member]
           
Number of Options Outstanding 765,000   765,000      
RestrictedStockUnitsRSU [Member]
           
Deferred compensation   $ 22,038   $ 22,038    
Minimum [Member]
           
Option and restricted stock unit vesting period     0 years      
Maximum [Member]
           
Option and restricted stock unit vesting period     3 years