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Minimum ownership percentage on common stock issued and outstanding required for nominating one director.

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Number of directors.

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Registration rights agreement description.

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Sale or Distribution of Common Stock, Shares

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Amount of decrease in additional paid in capital (APIC) resulting from direct costs associated with issuing stock. Includes, but is not limited to, legal and accounting fees and direct costs associated with stock issues under a shelf registration.

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The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

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Related Party Activities - Additional Information (Details)	1 Months Ended			12 Months Ended
	Feb. 28, 2019 USD ($)	Jan. 31, 2018 USD ($)	Dec. 31, 2016 USD ($) shares	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Oct. 09, 2018 shares	Sep. 30, 2018	Jun. 30, 2017 USD ($)	Oct. 26, 2016 Director	Aug. 02, 2016 USD ($) $ / shares shares
Related Party Transaction [Line Items]
Registration rights agreement description				the Company entered into a Registration Rights Agreement with EF Realisation, pursuant to which the Company agreed to register for resale Class A voting common stock indirectly owned by EF Realisation. The Company agreed to file a registration statement providing for the resale of Class A voting common stock held by EF Realisation no later than the earlier of (i) October 26, 2017, and (ii) 30 days after the date the Company first becomes eligible to file a registration statement on Form S-3. The Form S-3 registration statement was filed with the Securities and Exchange Commission on November 7, 2017, and is effective. The Company has also granted EF Realisation certain piggyback and demand registration rights.
Class A Voting Common Stock
Related Party Transaction [Line Items]
Warrants to purchase common stock \| shares			760,000
Second Lien Notes
Related Party Transaction [Line Items]
Debt instrument face amount			$ 38,000,000
Repayment of principal second lien notes			$ 21,000,000					$ 17,000,000
Securities Purchase Agreement \| 12% Senior Secured Second Lien Notes Due 2021
Related Party Transaction [Line Items]
Debt instrument interest rate										12.00%
Securities Purchase Agreement \| 12% Senior Secured Second Lien Notes Due 2021 \| Maximum
Related Party Transaction [Line Items]
Debt instrument face amount										$ 49,900,000
Securities Purchase Agreement \| 12% Senior Secured Second Lien Notes Due 2021 \| Maximum \| Class A Voting Common Stock
Related Party Transaction [Line Items]
Warrants to purchase common stock \| shares										998,000
Leucadia
Related Party Transaction [Line Items]
Offering fee recorded as reduction to additional paid-in capital		$ 1,000,000
Leucadia \| Class A Voting Common Stock
Related Party Transaction [Line Items]
Number of common shares issued \| shares			3,478,261
Common shares issued, Value			$ 20,000,000
Leucadia \| Maximum \| Class A Voting Common Stock
Related Party Transaction [Line Items]
Ownership percentage required to appoint board of directors							50.00%
Leucadia \| Securities Purchase Agreement \| 12% Senior Secured Second Lien Notes Due 2021
Related Party Transaction [Line Items]
Debt instrument interest rate										12.00%
Common stock price per share \| $ / shares										$ 5.00
Leucadia \| Securities Purchase Agreement \| 12% Senior Secured Second Lien Notes Due 2021 \| Maximum
Related Party Transaction [Line Items]
Debt instrument face amount										$ 49,900,000
Warrants to purchase common stock \| shares										998,000
Juneau Energy, LLC \| Securities Purchase Agreement
Related Party Transaction [Line Items]
Warrants to purchase common stock \| shares			500,000
Juneau Energy, LLC \| Securities Purchase Agreement \| 12% Senior Secured Second Lien Notes Due 2021
Related Party Transaction [Line Items]
Sale of stock, description of transaction				(i) up to $49.9 million aggregate principal amount of LRAI’s 12% senior secured second lien notes due 2021 (“Second Lien Notes”) and (ii) five-year warrants to purchase up to an aggregate 998,000 shares of the Company’s Class A voting common stock at a price equal to $5.00 per share (the “Warrants”). During 2016, LRAI issued $25.0 million in aggregate principal amount of Second Lien Notes and the Company issued Warrants to purchase 500,000 shares of its Class A voting common stock to Juneau. In December 2016, LRAI repaid to Juneau $21.0 million principal of the Second Lien Notes with proceeds from the 2016 Common Stock Offering.
Juneau Energy, LLC \| Securities Purchase Agreement \| Second Lien Notes
Related Party Transaction [Line Items]
Debt instrument face amount			$ 25,000,000
Repayment of principal second lien notes			$ 21,000,000
EF Realisation \| Class A Voting Common Stock \| Board Representation Agreement
Related Party Transaction [Line Items]
Minimum ownership percentage on common stock issued and outstanding required for nominating two directors									15.00%
Minimum ownership percentage on common stock issued and outstanding required for nominating one director									10.00%
EF Realisation \| Maximum \| Class A Voting Common Stock
Related Party Transaction [Line Items]
Number of directors to be nominated \| Director									2
EF Realisation \| Minimum \| Class A Voting Common Stock
Related Party Transaction [Line Items]
Number of directors to be nominated \| Director									1
Affiliated Entity \| Class A Voting Common Stock
Related Party Transaction [Line Items]
Sale or distribution of common stock (in shares) \| shares						4,174,259
Amount of outstanding common stock sold and distributed						17.00%
New Tech Global Ventures, LLC
Related Party Transaction [Line Items]
Cost of consultancy services				$ 1,800,000	$ 1,000,000
Subsequent Event \| Affiliated Entity
Related Party Transaction [Line Items]
Payments to Acquire Land	$ 2,000,000