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17. Income Tax (Details 2) (USD $)
 3 Months Ended 12 Months Ended
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2011
Sep. 30, 2011
Jun. 30, 2011
Mar. 31, 2011
Dec. 31, 2012
Dec. 31, 2011
Income Tax Disclosure [Abstract]                    
Income tax expense (benefit) at the federal statutory rate                 $ (1,823,598) $ (6,253,156)
State tax expense (benefit)                 (476,437) (1,441,008)
Stock-based compensation                 25,464 41,703
Foreign loss                 475,342 290,821
Interest expense                 429,673 404,972
Credits                 (150,452) (990,000)
Gain on bargain purchase                 (16,727,979)   
Loss on debt extinguishment                 3,707,620   
Cilion transaction costs                 302,271   
Other                 196,721 9,457
Valuation allowance                 12,960,118 7,841,932
Income tax expense/(benefit) $ 0 $ (1,085,257)    $ 4,000    $ (98,479)    $ 3,200 $ (1,081,257) $ (95,279)
Effective tax rate                 20.16% 0.52%