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Supplemental disclosure of cash flow information
 12 Months Ended
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
 
$
-