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Consolidated Statements of Cash Flows (USD $)
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Operating activities:    
Net loss $ (4,282,265) $ (18,296,359)
Adjustments to reconcile net loss to net cash used in operating activities:    
Stock-based compensation 686,059 177,278
Depreciation 3,041,783 1,141,007
Inventory provision 104,895 201,887
Amortization of debt issuance discount 7,543,583 4,624,705
Change in fair value of warrant liability 97,022 0
Loss on extinguishment of debt 9,068,868 33,926
(Gain)/loss on sale or disposal of assets (350,356) 401,407
Gain on acquisition bargain purchase (42,335,876) 0
Deferred tax liability/(asset) (1,085,257) (98,479)
Changes in assets and liabilities, net of assets and liabilities acquired in acquisitions:    
Accounts receivable 3,113,643 (1,316,028)
Inventory (740,242) (3,724,088)
Prepaid expenses 148,166 (172,840)
Other current assets and other assets 475,965 (1,476,557)
Accounts payable 799,620 9,597,694
Accrued interest expense and fees, net of payments 4,007,260 7,470,040
Other liabilities 2,775,405 189,508
Net cash (used in) operating activities (16,931,727) (1,246,899)
Investing activities:    
Capital expenditures (1,368,395) (2,568,001)
Proceeds from sale of assets 1,404,166 1,598,593
Acquisition of Cilion (16,500,000) 0
Cash obtained through merger 0 1,451
Net cash provided (used in) investing activities (16,464,229) (967,957)
Financing activities:    
Proceeds from borrowing under secured debt facilities 39,840,000 3,621,500
Repayments of borrowing under secured debt facilities (9,962,259) (3,053,426)
Proceeds from borrowings under unsecured short term notes and working capital lines of credit 7,325,325 8,773,415
Repayments of borrowings under unsecured and subdebt notes and working capital facility (3,868,050) (7,476,182)
Warrant exercises 1,433 0
Net cash provided by financing activities 33,336,449 1,865,307
Effect of exchange rate changes on cash and cash equivalents 100,644 (84,001)
Net cash and cash equivalents increase/(decrease) for period 41,137 (433,550)
Cash and cash equivalents at beginning of period 249,466 683,016
Cash and cash equivalents at end of period 290,603 249,466
Supplemental disclosures of cash flow information, cash paid:    
Interest, net of capitalized interest of $0 in 2012 and $184,933 in 2011 2,084,751 1,021,188
Income tax expense 4,000 3,200
Supplemental disclosures of cash flow information, non-cash transactions:    
Issuance of shares for acquisition 12,511,200 1,890,135
Stock issued to pay interest and fees on borrowings 11,885,579 1,662,323
Payment of loans and fees by issuance of stock to related party 4,107,141 1,452,818
Beneficial conversion discount on related party debt 884,851 1,732,872
Seller note payable issued in Cilion acquisition $ 3,584,371 $ 0