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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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Number of directors.

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Ownership percentage required to appoint board 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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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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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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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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The cash outflow from the acquisition of real estate intended to generate income for the owner; excludes land acquired for use by the owner.

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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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Period between issuance and expiration of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Related Party Activities - Additional Information (Details) $ / shares in Units, $ in Millions	1 Months Ended	12 Months Ended
	Feb. 28, 2019 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2016 USD ($) shares	Sep. 30, 2019	Oct. 09, 2018 shares	Oct. 26, 2016 director Director	Aug. 31, 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.
Juneau Energy, LLC \| Securities Purchase Agreement
Related Party Transaction [Line Items]
Warrants to purchase common stock (in shares) \| 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				$ 25.0
Repayment of principal second lien notes				$ 21.0
Leucadia \| Class A Voting Common Stock
Related Party Transaction [Line Items]
Number of common shares issued (in shares) \| shares				3,478,261
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 (as a percent)								12.00%
Warrants term								5 years
Warrants to purchase common stock (in shares) \| shares								988,000
Common stock price per share (in dollars 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								$ 49.9
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
Related Party Transaction [Line Items]
Payments to acquire land	$ 2.0
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, And New Tech Global Environmental, LLC
Related Party Transaction [Line Items]
Cost of consultancy services		$ 1.7	$ 1.8