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Cost of revenues and general and administrative expenses (Tables) | 12 Months Ended
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Dec. 31, 2014
Cost of revenues and general and administrative expenses [Abstract] |
Cost Of Revenues And General And Administrative Expenses [Table Text Block] |
|  | Year Ended December 31, |
|  | 2014 |  | 2013 |  | 2012 |
Cost of revenues consist of: |  |  |  |  |  |  |  |  |  |
Electricity |  | $ | 14,631,638 |  | $ | 13,634,617 |  | $ | 14,473,583 |
Depreciation |  |  | 5,077,293 |  |  | 4,822,967 |  |  | 6,959,912 |
Fuel oil |  |  | 8,726,195 |  |  | 10,106,409 |  |  | 10,078,724 |
Employee costs |  |  | 4,630,609 |  |  | 4,422,093 |  |  | 4,423,899 |
Cost of plant sales |  |  | 1,470,045 |  |  | - |  |  | - |
Maintenance |  |  | 3,131,947 |  |  | 2,332,893 |  |  | 2,849,453 |
Retail license royalties |  |  | 1,405,067 |  |  | 1,357,988 |  |  | 1,451,672 |
Insurance |  |  | 1,397,799 |  |  | 1,499,201 |  |  | 1,625,733 |
Other |  |  | 1,972,987 |  |  | 2,140,084 |  |  | 1,595,284 |
|  | $ | 42,443,580 |  | $ | 40,316,252 |  | $ | 43,458,260 |
General and administrative expenses consist of: |  |  |  |  |  |  |  |  |  |
Employee costs |  | $ | 6,314,908 |  | $ | 6,218,948 |  | $ | 5,751,142 |
Insurance |  |  | 923,089 |  |  | 969,370 |  |  | 968,662 |
Professional fees |  |  | 1,424,927 |  |  | 1,005,495 |  |  | 1,183,660 |
Directors’ fees and expenses |  |  | 686,228 |  |  | 752,044 |  |  | 533,715 |
Depreciation |  |  | 278,478 |  |  | 290,622 |  |  | 421,851 |
NSC project expenses |  |  | 3,702,332 |  |  | 3,158,309 |  |  | 1,656,831 |
Other |  |  | 3,324,477 |  |  | 3,449,515 |  |  | 4,026,956 |
|  | $ | 16,654,439 |  | $ | 15,844,303 |  | $ | 14,542,817 |

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- Definition Tabular disclosure for cost of revenues and general and administrative expenses. + References No definition available. + Details
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