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Supplemental disclosure of cash flow information | 12 Months Ended
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Dec. 31, 2014
Supplemental Cash Flow Elements [Abstract] |
Cash Flow, Supplemental Disclosures [Text Block] | 21. Supplemental disclosure of cash flow information
|  | Year Ended December 31, |
|  | 2014 |  | 2013 |  | 2012 |
Interest paid in cash |  | $ | 196,768 |  | $ | 380,014 |  | $ | 670,042 |
Non-cash transactions: |  |  |  |  |  |  |  |  |  |
Transfers from inventory to property plant and equipment, net and construction in progress |  | $ | 168,622 |  | $ | 181,875 |  | $ | 508,107 |
Transfers from construction in progress to property, plant and equipment, net |  | $ | 2,693,622 |  | $ | 4,924,980 |  | $ | 278,214 |
Transfer from construction in progress to costs and estimated earnings in excess of billings |  |  | 1,090,489 |  |  | - |  |  | - |
Issuance of 18,294, 25,111 and 21,686, respectively, shares of common stock for services rendered |  | $ | 263,098 |  | $ | 217,826 |  | $ | 175,313 |
Issuance of 5,957, 10,180 and 10,033, respectively, shares of redeemable preferred stock for services rendered |  | $ | 65,289 |  | $ | 110,249 |  | $ | 77,856 |
Conversion (on a one-to-one basis) of 4,756, 4,720 and 2,629, respectively, shares of redeemable preferred stock to common stock |  | $ | 2,854 |  | $ | 2,832 |  | $ | 1,577 |
Dividends declared but not paid |  | $ | 1,106,456 |  | $ | 1,104,271 |  | $ | 1,096,746 |
Obligation incurred for investment in land |  | $ | - |  | $ | 10,050,000 |  | $ | - |

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- Definition The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 + Details
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