SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION (Details) - USD ($) |
6 Months Ended | |
|---|---|---|
Jun. 30, 2021 |
Jun. 30, 2020 |
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| SUPPLEMENTAL CASH FLOW INFORMATION [Abstract] | ||
| Cash paid for interest | $ 5,534,279 | $ 4,192,165 |
| Non-cash Financing and Investing Activities [Abstract] | ||
| Equipment acquired reflected in accounts payable and accrued liabilities | 1,005,546 | 1,228,000 |
| Right-to-use assets in exchange for lease obligations | $ 2,844,875 | $ 1,723,594 |
| X | ||||||||||
- Definition Amount of equipment acquired in a noncash (or part noncash) acquisition and reflected in accounts payable and accrued liabilities. No definition available.
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| X | ||||||||||
- Definition Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of increase in right-of-use asset obtained in exchange for operating lease liability. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- References No definition available.
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