Stockholders' Equity - Narrative (Details) - USD ($)	1 Months Ended			3 Months Ended		12 Months Ended	16 Months Ended
	Nov. 30, 2018	Jan. 31, 2018	Jun. 30, 2016	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018	Jul. 31, 2018	Feb. 28, 2019	Feb. 26, 2019	Aug. 31, 2018	Apr. 30, 2017
Class of Stock [Line Items]
Proceeds from the issuance of common stock				$ 813,561	$ 1,185,452
Issuance of common stock				813,561	1,185,452
Pelen LLC
Class of Stock [Line Items]
Membership interest subsequent to sale of shares		25.00%
Leviston
Class of Stock [Line Items]
Issuance of common stock (in shares)						877,233
Issuance of common stock						$ 200,000
Member of Pelen, LLC | Restricted Stock
Class of Stock [Line Items]
Common stock, shares issued (in shares)	1,758,181	1,475,410
2019 Equity Agreement | Murray FO
Class of Stock [Line Items]
Authorized amount of stock available for sale								$ 5,000,000.0
Discount to the volume weighted average sales price of aggregate offering price								10.00%
Shelf Offering
Class of Stock [Line Items]
Aggregate offering price, up to								$ 50,000,000	$ 50,000,000
ATM Agreement
Class of Stock [Line Items]
Proceeds from the issuance of common stock				$ 728,468	$ 1,132,884
Issuance of common stock (in shares)				5,452,000	4,679,904
ATM Agreement | Leviston
Class of Stock [Line Items]
Aggregate offering price, up to										$ 2,250,000
Proceeds from the issuance of common stock				$ 1,700,000			$ 5,300,000
ATM Agreement | Leviston Resources LLC
Class of Stock [Line Items]
Aggregate offering price, up to											$ 7,250,000.00
ATM Agreement | International Assets Advisory LLC
Class of Stock [Line Items]
Aggregate offering price, up to			$ 5,000,000.0
Commission percentage paid			2.50%