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Share-based Compensation Arrangements by Share-based Payment Award, Equity Instruments Other than Options And Non Equity Instruments, Exercises in Period, Weighted Average Exercise Price

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

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The cash inflow associated with the deconsolidation of a previously consolidated subsidiary or the sale of investment in consolidated subsidiaries (generally greater than 50 percent).

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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Gross number of share options (or share units) granted during the period.

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SUBSEQUENT EVENTS (Details) $ / shares in Units, $ in Millions					12 Months Ended
	Feb. 14, 2023 USD ($) subsidiary $ / shares	Feb. 10, 2023 USD ($)	Jan. 26, 2023 $ / shares shares	Jan. 24, 2023 shares	Dec. 31, 2022 $ / shares shares	Dec. 31, 2021 $ / shares shares	Dec. 31, 2020 $ / shares shares	Dec. 31, 2019 shares
Subsequent Event [Line Items]
Exercise price (in USD per share) \| $ / shares					$ 2.93	$ 2.95	$ 1.97
Subsequent Event
Subsequent Event [Line Items]
Disposal Group, Cash To Be Received \| $	$ 3.6
Stock options granted in period (in shares)			420,000
Purchase Agreement, Payment At Closing \| $		$ 21.9
Subsequent Event \| Alta Mesa Divestiture
Subsequent Event [Line Items]
Number of subsidiaries sold \| subsidiary	3
Disposal Group, Including Discontinued Operation, Consideration \| $	$ 120.0
Proceeds from Divestiture of Interest in Consolidated Subsidiaries \| $	60.0
Noncash or Part Noncash Divestiture, Amount of Consideration Received \| $	$ 60.0
Convertible Notes Receivable, Term	2 years
Convertible Notes Receivable, Interest Rate	8.00%
Convertible Notes Receivable, Conversion Price Per Share \| $ / shares	$ 2.9103
Convertible Notes Receivable, Conversion Limitation Per Transaction \| $	$ 10.0
Convertible Notes Receivable, Premium	20.00%
Convertible Notes Receivable, Conversion Period	30 days
Subsequent Event \| CUR \| Virginia Uranium, Inc.
Subsequent Event [Line Items]
Business Acquisition, Percentage of Voting Interests Acquired				100.00%
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable, Entity Shares Issued Per Acquiree Share				0.26
Business Combination, Number of Common Stock Shares Acquired				9,439,857
Business Combination, Acquired Shares Converted To Common Stock				2,454,362
Subsequent Event \| Energy Fuels \| Virginia Uranium, Inc.
Subsequent Event [Line Items]
Business Acquisition, Shares Converted				16,189,548
Subsequent Event \| Energy Fuels \| CUR
Subsequent Event [Line Items]
Business Acquisition, Percentage of Voting Interests Acquired				16.70%
Employee Stock Option
Subsequent Event [Line Items]
Award vesting period					2 years
Employee Stock Option \| Subsequent Event
Subsequent Event [Line Items]
Exercise price (in USD per share) \| $ / shares			$ 7.36
Award vesting period			5 years
Employee Stock Option \| Share-based Compensation Award, Tranche Two \| Subsequent Event
Subsequent Event [Line Items]
Award vesting rights, percentage			50.00%
Employee Stock Option \| Share-based Compensation Award, Tranche Three \| Subsequent Event
Subsequent Event [Line Items]
Award vesting rights, percentage			50.00%
Restricted Stock Units (RSUs)
Subsequent Event [Line Items]
Shares granted in share-based compensation awards (in shares)					410,000	440,000	740,000
Award vesting period					3 years
Restricted Stock Units (RSUs) \| Subsequent Event
Subsequent Event [Line Items]
Shares granted in share-based compensation awards (in shares)			3,310,000
Restricted Stock Units (RSUs) \| Share-based Compensation Award, Tranche Four \| Subsequent Event
Subsequent Event [Line Items]
Award vesting rights, percentage			50.00%
Restricted Stock Units (RSUs) \| Share-based Compensation Award, Tranche Five \| Subsequent Event
Subsequent Event [Line Items]
Award vesting rights, percentage			25.00%
Restricted Stock Units (RSUs) \| Share-based Compensation Award, Tranche Six \| Subsequent Event
Subsequent Event [Line Items]
Award vesting rights, percentage			25.00%
Stock Appreciation Rights (SARs)
Subsequent Event [Line Items]
Stock options granted in period (in shares)								2,200,000
Award vesting period					5 years		5 years
Stock appreciation rights, grants (in shares)					833,315
Stock Appreciation Rights (SARs) \| Subsequent Event
Subsequent Event [Line Items]
Award vesting period			5 years
Stock appreciation rights, grants (in shares)			1,060,000.00
Stock Appreciation Rights (SARs) \| Share-based Compensation Award, Tranche One
Subsequent Event [Line Items]
Exercised in period (in shares)					90 days
Stock Appreciation Rights (SARs) \| Share-based Compensation Award, Tranche One \| Subsequent Event
Subsequent Event [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Volume Weighted Average Price Per Share \| $ / shares			$ 12.00
Stock Appreciation Rights (SARs) \| Share-based Compensation Award, Tranche Two
Subsequent Event [Line Items]
Exercised in period (in shares)							90 days
Stock Appreciation Rights (SARs) \| Share-based Compensation Award, Tranche Two \| Subsequent Event
Subsequent Event [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Volume Weighted Average Price Per Share \| $ / shares			$ 14.00
Exercised in period (in shares)			90 days
Stock Appreciation Rights (SARs) \| Share-based Compensation Award, Tranche Three
Subsequent Event [Line Items]
Exercised in period (in shares)							90 days
Stock Appreciation Rights (SARs) \| Share-based Compensation Award, Tranche Three \| Subsequent Event
Subsequent Event [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Volume Weighted Average Price Per Share \| $ / shares			$ 16.00
Stock Appreciation Rights and Restricted Stock Units \| Subsequent Event
Subsequent Event [Line Items]
Share-based Compensation Arrangements by Share-based Payment Award, Equity Instruments Other than Options And Non Equity Instruments, Exercises in Period, Weighted Average Exercise Price \| $ / shares			$ 7.36