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ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Total depletion and depletion per barrel (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES |  |  |
Depletion | $ 55,870,246 | $ 38,810,864 | $ 20,197,690
Depletion rate, per barrel-of-oil-equivalent (BOE) | $ 14.15 | $ 17.38 | $ 13.92

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- Definition Depletion costs incurred in the oil during the reporting period divided by the number of barrels of oil equivalents (BOE) produced. + References No definition available. + Details
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- Definition The noncash expense charged against earnings to recognize the consumption of oil and gas reserves that are part of an entities' assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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- References No definition available. + Details
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