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

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Minimum ownership percentage on common stock issued and outstanding required for nominating two directors.

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Minimum ownership percentage required to appoint board of directors.

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Number of directors.

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Registration rights agreement description.

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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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Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

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Amount of the total principal payments made during the annual reporting period.

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Face (par) amount of debt instrument at time of issuance.

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Contractual interest rate for funds borrowed, under the debt agreement.

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A description of the related party transaction, including transactions to which no amounts or nominal amounts were ascribed and such other information deemed necessary to an understanding of the effects of the transactions on the financial statements. Examples of common related party transactions are, sales, purchases and transfers of realty and personal property, services received or furnished, loans and leases to and from top management and affiliates.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Cash received on stock transaction after deduction of issuance costs.

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The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

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Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

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The aggregate costs related to delivering management services during the reporting period.

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Related Party Activities - Additional Information (Details)		3 Months Ended		5 Months Ended
	Jan. 03, 2017 USD ($)	Mar. 31, 2018 USD ($)	Mar. 31, 2017 USD ($)	Dec. 22, 2016 USD ($) shares	Dec. 31, 2016 USD ($) shares	Oct. 26, 2016 Director	Aug. 02, 2016 USD ($) $ / 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 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.
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]
Minimum 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.
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
New Tech Global Ventures, LLC
Related Party Transaction [Line Items]
Cost of consultancy services		$ 184,000	$ 232,000