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Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) (USD $)
 3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Revenue:    
SG Block sales $ 421,950 $ 1,818,125
Engineering services 70,795 4,190
Project management 31,270 0
Revenue, Net, Total 524,015 1,822,315
Cost of revenue:    
SG Block sales 336,795 1,675,725
Engineering services 73,128 713
Project management 19,983 0
Total Cost of revenue 429,906 1,676,438
Gross profit 94,109 145,877
Operating expenses:    
Payroll and related expenses 327,473 244,794
General and administrative expenses 256,866 85,264
Marketing and business development expense 19,959 63,798
Pre-project expenses 9,962 18,123
Total 614,260 411,979
Operating loss (520,151) (266,102)
Other income (expense):    
Interest expense (2,044) (1,017)
Interest income 27 0
Change in fair value of warrant liabilities 10,446 0
Cancellation of trade liabilities and unpaid interest 23,153 17,498
Other income 25,000 0
Total 56,582 16,481
Net loss (463,569) (249,621)
Comprehensive loss    
Foreign currency translation adjustment (27) 0
Total comprehensive loss $ (463,596) $ (249,621)
Net loss per share - basic and diluted:    
Basic and diluted $ (0.01) $ (0.01)
Weighted average shares outstanding:    
Basic and diluted 39,843,839 31,764,777