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Accounts Receivable | 3 Months Ended
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Mar. 31, 2015
Accounts Receivable [Abstract] |
Accounts Receivable | 4. Accounts Receivable At March 31, 2015 and December 31, 2014, the Company’s accounts receivable consisted of the following:
|  | 2015 |  |  | 2014 |
Billed: |  |  |  |  |  |
SG Block sales |  | $ | 348,526 |  |  | $ | 172,837 |
Engineering services |  |  | - |  |  |  | 2,000 |
Project management |  |  | 15,842 |  |  |  | 15,842 |
Total gross receivables |  |  | 364,368 |  |  |  | 190,679 |
Less: allowance for doubtful accounts |  |  | (24,746 | ) |  |  | (24,746 | )
Total net receivables |  | $ | 339,622 |  |  | $ | 165,933 |

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- Definition The entire disclosure for financing receivables. Examples of financing receivables include, but are not limited to, loans, trade accounts receivables, notes receivable, credit cards, and receivables relating to a lessor's right(s) to payment(s) from a lease other than an operating lease that is recognized as assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 55 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=32702940&loc=SL6953791-111525 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=49124121&loc=d3e4975-111524 + Details
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