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SUPPLEMENTAL CASH FLOW INFORMATION (Tables) | 12 Months Ended
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Dec. 31, 2017
SUPPLEMENTAL CASH FLOW INFORMATION [Abstract] |
Schedule of Supplemental Cash Flow | Supplemental cash flow for the years ended as follows: ﻿ ﻿
﻿ |  |  |  |  |  |
﻿ |  | December 31,
﻿ |  | 2017 |  | 2016 |  | 2015
﻿ |  |  |  |  |  |
﻿Interest paid | $ | 415,527 | $ | 606,697 | $ | 724,651
﻿ |  |  |  |  |  |
﻿Federal, state, and local income taxes paid, net | $ | 1,726,959 | $ | 339,625 | $ | 5,568,581
﻿ |  |  |  |  |  |
﻿Property, plant, and equipment purchases in accounts payable | $ | 182,823 | $ | 216,523 | $ | 92,903
﻿

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- References No definition available. + Details
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