Quarterly report pursuant to Section 13 or 15(d)

7. Oil and Gas Properties (Tables)

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7. Oil and Gas Properties (Tables)
9 Months Ended
Sep. 30, 2016
Extractive Industries [Abstract]  
Gross and net productive oil wells
    June 21, 2016     September 30, 2015  
    Gross     Net     Gross     Net  
North Dakota     352       10.64       336       10.51  
Montana     5       0.37       5       0.37  
Total     357       11.01       341       10.88  
Capitalized costs
    Nine Months Ended  
    September 30,  
    2016     2015  
Purchases of oil and gas properties and development costs for cash   $ 4,858,134     $ 17,968,423  
Purchase of oil and gas properties accrued at period-end     3,155,016       7,359,282  
Purchase of oil and gas properties accrued at beginning of period (prior to disposition)     (6,899,503 )     (9,364,796 )
Capitalized asset retirement costs     4,737       42,391  
Total purchase and development costs, oil and gas properties   $ 1,118,384     $ 16,005,300