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CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)
Jun. 30, 2020
Dec. 31, 2019
CONDENSED CONSOLIDATED BALANCE SHEETS    
Oil and natural gas properties excluded from depletion $ 242,656,886 $ 275,041,784
Temporary equity, issued (in units) 55,000 110,000
Temporary equity, outstanding (in units) 55,000 110,000
Common units, issued (in units) 36,588,023 23,518,652
Common units, outstanding (in units) 36,588,023 23,518,652
Class B units, issued (in units) 23,141,181 25,557,606
Class B units, outstanding (in units) 23,141,181 25,557,606