Investment Warrants, Exercise Price1

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- Definition

Equity impact of the value of new stock issued during the period for exercise of warrants.

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- Definition

Per share fair value of warrants not settleable in cash.

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No definition available.

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- Definition

Number of warrants or rights outstanding.

+ References

No definition available.

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- Definition

Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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- Definition

The forward price on the price risk forward or futures contract, such as a gas futures contract.

+ References

No definition available.

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- Definition

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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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.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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- Definition

Fair value portion of warrants not settleable in cash classified as equity.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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Fair Value Measurements - Common Stock Warrants (Details) $ / shares in Units, $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2020 USD ($) shares	Dec. 31, 2019 $ / shares shares	Dec. 31, 2020 $ / bbl shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Investment warrants, exercise price (in dollars per share) \| $ / shares		$ 0.09
Warrants And rights outstanding term		2 years 8 months 1 day
Fair value of common stock warrants (in dollars per share) \| $ / shares		$ 23.16
Warrants not settleable in cash, fair value \| $	$ 3.9
Common stock, shares issued (in shares)		53,254,151	54,002,538
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Derivative, price per barrel \| $ / bbl			10.57
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Derivative, price per barrel \| $ / bbl			16.54
Warrant
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock warrants outstanding (in shares)		354,350	0
Common stock warrants exercised (in shares)	354,350
Common stock, shares issued (in shares)	350,542