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Consolidated Statements of Operations (Parenthetical) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Income Statement [Abstract] |  |  |
General and administrative expenses, related party | $ 1,294,722 | $ 1,209,499 | $ 1,187,037

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- Definition Amount of selling, general and administrative expenses resulting from transactions, excluding transactions that are eliminated in consolidated or combined financial statements, with related party. + References No definition available. + Details
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