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Construction Backlog | 12 Months Ended
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Dec. 31, 2012
Construction Backlog [Abstract] |
Construction Backlog | 13. Construction Backlog The following represents the backlog of signed engineering and project management contracts in existence at December 31, 2012 and 2011:
|  | 2012 |  |  | 2011 |
Balance - January 1 |  | $ | 18,419 |  |  | $ | 35,789 |
New contracts and change orders during the period |  |  | 2,291,337 |  |  |  | 510,522 |
|  |  | 2,309,756 |  |  |  | 546,311 |
Less: contract revenue earned during the period |  |  | (922,507 | ) |  |  | (527,892 | )
|  |  | 1,387,249 |  |  |  | 18,419 |
Contracts signed but not started |  |  | - |  |  |  | - |
Balance - December 31 |  | $ | 1,387,249 |  |  | $ | 18,419 |
Subsequent to December 31, 2012, the Company has received additional customer contracts totaling approximately $23,000.

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- Definition The entire disclosure for all construction backlog. + References No definition available. + Details
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