$UUUU
ENERGY FUELS INC Stock $uuuu

$uuuu Overview Financials Valuation SEC Filings Company Website

2023 Q1 Form 10-K Financial Statement

#000138584923000005 Filed on March 08, 2023

Income Statement

Concept	2023 Q1	2022 Q4	2022
Revenue	$19.61M	$180.0K	$12.52M
YoY Change	567.79%	-89.16%	293.06%
Cost Of Revenue	$8.266M	$0.00	$7.844M
YoY Change	185.82%	-100.0%	332.41%
Gross Profit	$11.35M	$170.0K	$4.671M
YoY Change	25115.56%	-70.18%	240.95%
Gross Profit Margin	57.85%	94.44%	37.32%
Selling, General & Admin	$6.023M	$8.490M	$25.49M
YoY Change	15.47%	65.18%	66.59%
% of Gross Profit	53.08%	4994.12%	545.62%
Research & Development	$3.100M	$2.920M
YoY Change	164.96%	41.06%
% of Gross Profit	27.32%	1717.65%
Depreciation & Amortization	$660.0K	$740.0K	$3.270M
YoY Change	-18.82%	-10.84%	2.54%
% of Gross Profit	5.82%	435.29%	70.01%
Operating Expenses	$6.023M	$14.53M	$25.49M
YoY Change	15.47%	39.31%	66.59%
Operating Profit	-$405.0K	-$14.36M	-$44.94M
YoY Change	-96.03%	45.64%	26.85%
Interest Expense	-$1.580M	-$3.490M	-$14.84M
YoY Change	-17655.56%	-171.52%	-27581.48%
% of Operating Profit
Other Income/Expense, Net	$114.7M	-$430.0K	-$15.01M
YoY Change	-2643.68%	-222.86%	-1356.78%
Pretax Income	$114.3M	-$17.90M	-$59.94M
YoY Change	-875.7%	-157.54%	-4239.78%
Income Tax	$0.00		$0.00
% Of Pretax Income	0.0%
Net Earnings	$114.3M	-$17.90M	-$59.94M
YoY Change	-875.7%	-157.56%	-4239.78%
Net Earnings / Revenue	582.57%	-9944.44%	-478.98%
Basic Earnings Per Share	$0.72		-$0.38
Diluted Earnings Per Share	$0.72	-$0.11	-$0.38
COMMON SHARES
Basic Shares Outstanding	157.7M shares	157.6M shares	157.3M shares
Diluted Shares Outstanding	159.2M shares		157.3M shares

Balance Sheet

Concept	2023 Q1	2022 Q4	2022
SHORT-TERM ASSETS
Cash & Short-Term Investments	$104.3M	$75.00M	$75.00M
YoY Change	-1.42%	-33.63%	-33.63%
Cash & Equivalents	$43.83M	$62.82M	$62.80M
Short-Term Investments	$60.40M	$12.20M	$12.20M
Other Short-Term Assets	$4.500M	$21.90M	$21.90M
YoY Change	80.0%	1268.75%	1268.75%
Inventory	$40.08M	$40.62M	$38.20M
Prepaid Expenses	$4.198M	$9.529M
Receivables	$2.100M	$100.0K	$100.0K
Other Receivables	$0.00	$400.0K	$400.0K
Total Short-Term Assets	$148.9M	$135.6M	$135.6M
YoY Change	5.15%	-9.19%	-9.18%
LONG-TERM ASSETS
Property, Plant & Equipment	$14.64M	$12.66M	$97.60M
YoY Change	-31.56%	-42.4%	-7.84%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$16.40M	$19.30M	$19.30M
YoY Change	-53.93%	-49.87%	-49.87%
Other Assets	$19.60M	$19.90M	$19.90M
YoY Change	-10.91%	-8.29%	-8.29%
Total Long-Term Assets	$226.5M	$138.4M	$138.3M
YoY Change	37.72%	-16.72%	-16.74%
TOTAL ASSETS
Total Short-Term Assets	$148.9M	$135.6M	$135.6M
Total Long-Term Assets	$226.5M	$138.4M	$138.3M
Total Assets	$375.5M	$273.9M	$273.9M
YoY Change	22.66%	-13.16%	-13.16%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$1.275M	$3.655M	$3.700M
YoY Change	-56.19%	20.31%	23.33%
Accrued Expenses	$4.000M	$3.300M	$3.300M
YoY Change	110.53%	1000.0%	6.45%
Deferred Revenue		$0.00
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$5.303M	$18.62M	$18.60M
YoY Change	5.98%	204.56%	204.92%
LONG-TERM LIABILITIES
Long-Term Debt	$0.00	$0.00	$0.00
YoY Change
Other Long-Term Liabilities	$11.10M	$10.90M	$10.90M
YoY Change	-20.71%	-21.01%	-21.01%
Total Long-Term Liabilities	$11.10M	$10.90M	$10.90M
YoY Change	-20.71%	-21.01%	-21.01%
TOTAL LIABILITIES
Total Short-Term Liabilities	$5.303M	$18.62M	$18.60M
Total Long-Term Liabilities	$11.10M	$10.90M	$10.90M
Total Liabilities	$16.44M	$29.54M	$33.50M
YoY Change	-13.58%	48.28%	40.17%
SHAREHOLDERS EQUITY
Retained Earnings	-$341.9M	-$456.1M
YoY Change	-16.82%	15.1%
Common Stock	$698.8M	$698.5M
YoY Change	1.22%	1.84%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$355.0M	$240.4M	$240.4M
YoY Change
Total Liabilities & Shareholders Equity	$375.5M	$273.9M	$273.9M
YoY Change	22.66%	-13.16%	-13.16%

Cashflow Statement

Concept	2023 Q1	2022 Q4	2022
OPERATING ACTIVITIES
Net Income	$114.3M	-$17.90M	-$59.94M
YoY Change	-875.7%	-157.56%	-4239.78%
Depreciation, Depletion And Amortization	$660.0K	$740.0K	$3.270M
YoY Change	-18.82%	-10.84%	2.54%
Cash From Operating Activities	-$2.579M	-$23.84M	-$49.70M
YoY Change	-75.55%	226.13%	69.67%
INVESTING ACTIVITIES
Capital Expenditures	$24.84M	$760.0K	$1.996M
YoY Change	6110.0%	80.95%	45.91%
Acquisitions
YoY Change
Other Investing Activities	$5.840M	$6.370M	-$5.070M
YoY Change		218.5%	-211.43%
Cash From Investing Activities	-$19.00M	$5.600M	-$7.065M
YoY Change	4674.37%	252.2%	-321.75%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net			$0.00
YoY Change
Cash From Financing Activities	-$846.0K	410.0K	$7.870M
YoY Change	-123.57%	-97.72%	-93.33%
NET CHANGE
Cash From Operating Activities	-$2.579M	-23.84M	-$49.70M
Cash From Investing Activities	-$19.00M	5.600M	-$7.065M
Cash From Financing Activities	-$846.0K	410.0K	$7.870M
Net Change In Cash	-$18.93M	-17.83M	-$52.55M
YoY Change	158.01%	-245.79%	-157.22%
FREE CASH FLOW
Cash From Operating Activities	-$2.579M	-$23.84M	-$49.70M
Capital Expenditures	$24.84M	$760.0K	$1.996M
Free Cash Flow	-$27.42M	-$24.60M	-$51.70M
YoY Change	150.45%	218.24%	68.61%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2022	dei	Local Phone Number LocalPhoneNumber	974-2140
CY2022	dei	Amendment Flag AmendmentFlag	false
CY2022	dei	Entity Central Index Key EntityCentralIndexKey	0001385849
CY2022	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
CY2022	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2022	dei	Document Type DocumentType	10-K
CY2022	dei	Document Annual Report DocumentAnnualReport	true
CY2022	dei	Document Period End Date DocumentPeriodEndDate	2022-12-31
CY2022	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2022	dei	Document Transition Report DocumentTransitionReport	false
CY2022	dei	Entity File Number EntityFileNumber	001-36204
CY2022	dei	Entity Registrant Name EntityRegistrantName	ENERGY FUELS INC.
CY2022	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	Z4
CY2022	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	98-1067994
CY2022	dei	Entity Address Address Line1 EntityAddressAddressLine1	225 Union Blvd., Suite 600
CY2022	dei	Entity Address City Or Town EntityAddressCityOrTown	Lakewood,
CY2022	dei	Entity Address State Or Province EntityAddressStateOrProvince	CO
CY2022	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	80228
CY2022	dei	City Area Code CityAreaCode	303
CY2022	dei	Security12b Title Security12bTitle	Common Shares, no par value
CY2022	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2022	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2022	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2022	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2022	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2022	dei	Entity Small Business EntitySmallBusiness	false
CY2022	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2022	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2022	dei	Entity Shell Company EntityShellCompany	false
CY2022Q2	dei	Entity Public Float EntityPublicFloat	762790000	usd
CY2023Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	157710750	shares
CY2022	dei	Auditor Name AuditorName	KPMG LLC
CY2022	dei	Auditor Location AuditorLocation	Denver, CO
CY2022	dei	Auditor Firm AuditorFirmId	185
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CY2021	efr	Revenues Rare Earth Concentrates RevenuesRareEarthConcentrates	1385000	usd
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CY2022	efr	Revenues Vanadium Concentrates RevenuesVanadiumConcentrates	8778000	usd
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CY2020	efr	Revenues Vanadium Concentrates RevenuesVanadiumConcentrates	0	usd
CY2022	efr	Revenues Alternate Feed Materials Processingand Other RevenuesAlternateFeedMaterialsProcessingandOther	1615000	usd
CY2021	efr	Revenues Alternate Feed Materials Processingand Other RevenuesAlternateFeedMaterialsProcessingandOther	1725000	usd
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CY2022	us-gaap	Revenues Revenues	12515000	usd
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CY2022	efr	Cost Of Revenue Rare Earth Concentrates CostOfRevenueRareEarthConcentrates	1317000	usd
CY2021	efr	Cost Of Revenue Rare Earth Concentrates CostOfRevenueRareEarthConcentrates	1235000	usd
CY2020	efr	Cost Of Revenue Rare Earth Concentrates CostOfRevenueRareEarthConcentrates	0	usd
CY2022	efr	Costof Revenue Applicable To Vanadium Concentrates CostofRevenueApplicableToVanadiumConcentrates	3769000	usd
CY2021	efr	Costof Revenue Applicable To Vanadium Concentrates CostofRevenueApplicableToVanadiumConcentrates	48000	usd
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CY2022	efr	Underutilized Capacity Production Costs Rare Earth Concentrates UnderutilizedCapacityProductionCostsRareEarthConcentrates	2758000	usd
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CY2022	efr	Impairment Of Inventories ImpairmentOfInventories	0	usd
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CY2022	efr	Standby Costs StandbyCosts	13221000	usd
CY2021	efr	Standby Costs StandbyCosts	9462000	usd
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CY2022	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	1556000	usd
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CY2020	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	1911000	usd
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CY2021	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	15299000	usd
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CY2021	us-gaap	Operating Income Loss OperatingIncomeLoss	-35425000	usd
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CY2021Q4	us-gaap	Liabilities Current LiabilitiesCurrent	6115000	usd
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CY2022Q4	us-gaap	Liabilities Liabilities	29538000	usd
CY2021Q4	us-gaap	Liabilities Liabilities	19920000	usd
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	157682531	shares
CY2022Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	157682531	shares
CY2021Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	156262199	shares
CY2021Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	156262199	shares
CY2022Q4	us-gaap	Common Stock Value CommonStockValue	698493000	usd
CY2021Q4	us-gaap	Common Stock Value CommonStockValue	685903000	usd
CY2022Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-456120000	usd
CY2021Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-396271000	usd
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-1946000	usd
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	1943000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	240427000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	291575000	usd
CY2022Q4	us-gaap	Minority Interest MinorityInterest	3982000	usd
CY2021Q4	us-gaap	Minority Interest MinorityInterest	3951000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	244409000	usd
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	295526000	usd
CY2022Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	273947000	usd
CY2021Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	315446000	usd
CY2022Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2021Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	130607000	usd
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-27872000	usd
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-681000	usd
CY2020	efr	Shares Issued For Cash By Public Offering Amount SharesIssuedForCashByPublicOfferingAmount	16611000	usd
CY2020	efr	Shares Issued For Cash By At The Market Offering SharesIssuedForCashByAtTheMarketOffering	38109000	usd
CY2020	efr	Stock Issuance Costs StockIssuanceCosts	-2330000	usd
CY2020	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	2598000	usd
CY2020	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	415000	usd
CY2020	efr	Adjustmentsto Additional Paidin Capital Shares Issued For Consulting Services AdjustmentstoAdditionalPaidinCapitalSharesIssuedForConsultingServices	-188000	usd
CY2020	us-gaap	Adjustments To Additional Paid In Capital Warrant Issued AdjustmentsToAdditionalPaidInCapitalWarrantIssued	1000	usd
CY2020	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	597000	usd
CY2020	us-gaap	Noncontrolling Interest Increase From Subsidiary Equity Issuance NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	133000	usd
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	157546000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	1448000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-365000	usd
CY2021	efr	Shares Issued For Cash By At The Market Offering SharesIssuedForCashByAtTheMarketOffering	108653000	usd
CY2021	efr	Stock Issuance Costs StockIssuanceCosts	-2445000	usd
CY2021	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	2158000	usd
CY2021	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	2290000	usd
CY2021	efr	Stock Issued During Period Value Cash Paymentfor Tax Withholding StockIssuedDuringPeriodValueCashPaymentforTaxWithholding	659000	usd
CY2021	us-gaap	Adjustments To Additional Paid In Capital Warrant Issued AdjustmentsToAdditionalPaidInCapitalWarrantIssued	26603000	usd
CY2021	efr	Adjustmentsto Additional Paidin Capital Shares Issued For Consulting Services AdjustmentstoAdditionalPaidinCapitalSharesIssuedForConsultingServices	-242000	usd
CY2021	efr	Stock Issued During Period Shares Stock Appreciation Rights StockIssuedDuringPeriodSharesStockAppreciationRights	5643	shares
CY2021	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	256000	usd
CY2021	us-gaap	Noncontrolling Interest Increase From Subsidiary Equity Issuance NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	311000	usd
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	295526000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	-59944000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-3889000	usd
CY2022	efr	Shares Issued For Cash By At The Market Offering SharesIssuedForCashByAtTheMarketOffering	8068000	usd
CY2022	efr	Stock Issuance Costs StockIssuanceCosts	-182000	usd
CY2022	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	4641000	usd
CY2022	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	753000	usd
CY2022	efr	Stock Issued During Period Value Cash Paymentfor Tax Withholding StockIssuedDuringPeriodValueCashPaymentforTaxWithholding	884000	usd
CY2022	efr	Adjustmentsto Additional Paidin Capital Shares Issued For Consulting Services AdjustmentstoAdditionalPaidinCapitalSharesIssuedForConsultingServices	-205000	usd
CY2022	efr	Stock Issued During Period Shares Stock Appreciation Rights StockIssuedDuringPeriodSharesStockAppreciationRights	3635	shares
CY2022	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	11000	usd
CY2022	us-gaap	Noncontrolling Interest Increase From Subsidiary Equity Issuance NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	126000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	244409000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	-59944000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	1448000	usd
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-27872000	usd
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	3269000	usd
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	3189000	usd
CY2020	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	2701000	usd
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	4641000	usd
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	2158000	usd
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	2598000	usd
CY2022	efr	Gain On Disposal Of Non Core Assets GainOnDisposalOfNonCoreAssets	366000	usd
CY2021	efr	Gain On Disposal Of Non Core Assets GainOnDisposalOfNonCoreAssets	35733000	usd
CY2020	efr	Gain On Disposal Of Non Core Assets GainOnDisposalOfNonCoreAssets	0	usd
CY2022	efr	Change In Value Of Convertible Debentures ChangeInValueOfConvertibleDebentures	0	usd
CY2021	efr	Change In Value Of Convertible Debentures ChangeInValueOfConvertibleDebentures	0	usd
CY2020	efr	Change In Value Of Convertible Debentures ChangeInValueOfConvertibleDebentures	-156000	usd
CY2022	efr	Increase Decreasein Valueof Warrant Liabilities IncreaseDecreaseinValueofWarrantLiabilities	0	usd
CY2021	efr	Increase Decreasein Valueof Warrant Liabilities IncreaseDecreaseinValueofWarrantLiabilities	8078000	usd
CY2020	efr	Increase Decreasein Valueof Warrant Liabilities IncreaseDecreaseinValueofWarrantLiabilities	5436000	usd
CY2022	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	1556000	usd
CY2021	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	1284000	usd
CY2020	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	1911000	usd
CY2022	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	2080000	usd
CY2021	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	-129000	usd
CY2020	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	1045000	usd
CY2022	efr	Increase Decreasein Noncash Standby Cost Accrued IncreaseDecreaseinNoncashStandbyCostAccrued	-238000	usd
CY2021	efr	Increase Decreasein Noncash Standby Cost Accrued IncreaseDecreaseinNoncashStandbyCostAccrued	-369000	usd
CY2020	efr	Increase Decreasein Noncash Standby Cost Accrued IncreaseDecreaseinNoncashStandbyCostAccrued	-7845000	usd
CY2022	us-gaap	Inventory Write Down InventoryWriteDown	0	usd
CY2021	us-gaap	Inventory Write Down InventoryWriteDown	0	usd
CY2020	us-gaap	Inventory Write Down InventoryWriteDown	1644000	usd
CY2022	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-16808000	usd
CY2021	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	6311000	usd
CY2020	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	1729000	usd
CY2022	efr	Miscellaneous Non Cash Income Expenses MiscellaneousNonCashIncomeExpenses	601000	usd
CY2021	efr	Miscellaneous Non Cash Income Expenses MiscellaneousNonCashIncomeExpenses	-582000	usd
CY2020	efr	Miscellaneous Non Cash Income Expenses MiscellaneousNonCashIncomeExpenses	1022000	usd
CY2022	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	8571000	usd
CY2021	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	3219000	usd
CY2020	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	6100000	usd
CY2022	us-gaap	Increase Decrease In Accounts And Other Receivables IncreaseDecreaseInAccountsAndOtherReceivables	-1837000	usd
CY2021	us-gaap	Increase Decrease In Accounts And Other Receivables IncreaseDecreaseInAccountsAndOtherReceivables	1249000	usd
CY2020	us-gaap	Increase Decrease In Accounts And Other Receivables IncreaseDecreaseInAccountsAndOtherReceivables	-192000	usd
CY2022	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	8886000	usd
CY2021	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	257000	usd
CY2020	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	-149000	usd
CY2022	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	1671000	usd
CY2021	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	2140000	usd
CY2020	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-3084000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-49702000	usd
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-29294000	usd
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-32178000	usd
CY2022	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1996000	usd
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1368000	usd
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	627000	usd
CY2022	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	6000000	usd
CY2021	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	0	usd
CY2020	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	0	usd
CY2022	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	11435000	usd
CY2021	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	0	usd
CY2020	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	0	usd
CY2022	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	0	usd
CY2021	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	2554000	usd
CY2020	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	4208000	usd
CY2022	efr	Disposal On Non Core Assets Investing Activities DisposalOnNonCoreAssetsInvestingActivities	0	usd
CY2021	efr	Disposal On Non Core Assets Investing Activities DisposalOnNonCoreAssetsInvestingActivities	2000000	usd
CY2020	efr	Disposal On Non Core Assets Investing Activities DisposalOnNonCoreAssetsInvestingActivities	0	usd
CY2022	efr	Disposal On Mineral Properties Investing Activities DisposalOnMineralPropertiesInvestingActivities	366000	usd
CY2021	efr	Disposal On Mineral Properties Investing Activities DisposalOnMineralPropertiesInvestingActivities	0	usd
CY2020	efr	Disposal On Mineral Properties Investing Activities DisposalOnMineralPropertiesInvestingActivities	0	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-7065000	usd
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	3186000	usd
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	3581000	usd
CY2022	efr	Proceeds From Issuance Of Common Stock And Warrants ProceedsFromIssuanceOfCommonStockAndWarrants	7886000	usd
CY2021	efr	Proceeds From Issuance Of Common Stock And Warrants ProceedsFromIssuanceOfCommonStockAndWarrants	106208000	usd
CY2020	efr	Proceeds From Issuance Of Common Stock And Warrants ProceedsFromIssuanceOfCommonStockAndWarrants	52390000	usd
CY2022	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	884000	usd
CY2021	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	538000	usd
CY2020	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	415000	usd
CY2022	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	753000	usd
CY2021	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	2375000	usd
CY2020	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	491000	usd
CY2022	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	0	usd
CY2021	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	9840000	usd
CY2020	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	0	usd
CY2022	efr	Payment Tax Withholding Share Based Payment Arrangement Due Upon Exercise Of Award PaymentTaxWithholdingShareBasedPaymentArrangementDueUponExerciseOfAward	11000	usd
CY2021	efr	Payment Tax Withholding Share Based Payment Arrangement Due Upon Exercise Of Award PaymentTaxWithholdingShareBasedPaymentArrangementDueUponExerciseOfAward	256000	usd
CY2020	efr	Payment Tax Withholding Share Based Payment Arrangement Due Upon Exercise Of Award PaymentTaxWithholdingShareBasedPaymentArrangementDueUponExerciseOfAward	0	usd
CY2022	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	0	usd
CY2021	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	0	usd
CY2020	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	16015000	usd
CY2022	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	126000	usd
CY2021	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	311000	usd
CY2020	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	133000	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	7870000	usd
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	117940000	usd
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	36584000	usd
CY2022	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-66000	usd
CY2021	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	5000	usd
CY2020	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	107000	usd
CY2022	efr	Restricted Cash And Cash Equivalents Held For Sale RestrictedCashAndCashEquivalentsHeldForSale	3590000	usd
CY2021	efr	Restricted Cash And Cash Equivalents Held For Sale RestrictedCashAndCashEquivalentsHeldForSale	0	usd
CY2020	efr	Restricted Cash And Cash Equivalents Held For Sale RestrictedCashAndCashEquivalentsHeldForSale	0	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-52553000	usd
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	91837000	usd
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	8094000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	132822000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	40985000	usd
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	32891000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	80269000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	132822000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	40985000	usd
CY2022	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	205000	usd
CY2021	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	242000	usd
CY2020	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	188000	usd
CY2022	us-gaap	Interest Paid InterestPaid	25000	usd
CY2021	us-gaap	Interest Paid InterestPaid	54000	usd
CY2020	us-gaap	Interest Paid InterestPaid	952000	usd
CY2022	efr	Increase Decrease In Capital Expenditures Incurred But Not Yet Paid IncreaseDecreaseInCapitalExpendituresIncurredButNotYetPaid	161000	usd
CY2021	efr	Increase Decrease In Capital Expenditures Incurred But Not Yet Paid IncreaseDecreaseInCapitalExpendituresIncurredButNotYetPaid	-182000	usd
CY2020	efr	Increase Decrease In Capital Expenditures Incurred But Not Yet Paid IncreaseDecreaseInCapitalExpendituresIncurredButNotYetPaid	0	usd
CY2022	us-gaap	Use Of Estimates UseOfEstimates	<div style="text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Use of Estimates</span></div><div style="text-align:justify"><span><br/></span></div><div style="text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The preparation of the Company's consolidated financial statements in accordance with U.S. GAAP requires the Company to make estimates and assumptions that affect the reported amounts of assets and liabilities and the related disclosure of contingent assets and liabilities as of the date of the consolidated financial statements and the reported amounts of expenses during the reporting period. The Company must make these estimates and assumptions because certain information used is dependent on future events, cannot be calculated with a high degree of precision from data available or simply cannot be readily calculated based on generally accepted methodologies.</span></div><div style="text-align:justify"><span><br/></span></div><div style="text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The more significant areas requiring the use of management estimates and assumptions relate to expectations of the future price of uranium and estimates of recoverable mineral resources that are the basis for future cash flow estimates utilized in assessing fair value for business combinations and impairment calculations; the determination of whether an acquisition represents a business combination or an asset acquisition; the use of management estimates and assumptions related to environmental, reclamation and closure obligations; marketable securities and derivative instruments; and share-based compensation expense. Actual results may differ significantly from these estimates.</span></div>
CY2022Q2	efr	Purchase Agreement Miles To Purchase PurchaseAgreementMilesToPurchase	58.3	mi
CY2020	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2022	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2021	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2022Q4	us-gaap	Debt Securities Trading And Equity Securities Fv Ni Cost DebtSecuritiesTradingAndEquitySecuritiesFvNiCost	14311000	usd
CY2022Q4	efr	Debt Securities Trading And Equity Securities Accumulated Gross Unrealized Loss Before Tax DebtSecuritiesTradingAndEquitySecuritiesAccumulatedGrossUnrealizedLossBeforeTax	2119000	usd
CY2022Q2	efr	Purchase Agreements Number Of Mineral Concessions Acquired PurchaseAgreementsNumberOfMineralConcessionsAcquired	17	mineralconcession
CY2022Q4	efr	Debt Securities Trading And Equity Accumulated Gross Unrealized Gain Before Tax DebtSecuritiesTradingAndEquityAccumulatedGrossUnrealizedGainBeforeTax	0	usd
CY2022Q4	us-gaap	Trading Securities TradingSecurities	12192000	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	11435000	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	310000	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	0	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	11125000	usd
CY2022Q4	us-gaap	Equity Securities Fv Ni Cost EquitySecuritiesFvNiCost	2876000	usd
CY2022Q4	efr	Equity Securities Fvni Gross Unrealized Loss EquitySecuritiesFVNIGrossUnrealizedLoss	1809000	usd
CY2022Q4	efr	Equity Securities Fvni Gross Unrealized Gain EquitySecuritiesFVNIGrossUnrealizedGain	0	usd
CY2022Q4	us-gaap	Equity Securities Fv Ni Current And Noncurrent EquitySecuritiesFvNiCurrentAndNoncurrent	1067000	usd
CY2021Q4	us-gaap	Equity Securities Fv Ni Cost EquitySecuritiesFvNiCost	756000	usd
CY2021Q4	efr	Equity Securities Fvni Gross Unrealized Loss EquitySecuritiesFVNIGrossUnrealizedLoss	262000	usd
CY2021Q4	efr	Equity Securities Fvni Gross Unrealized Gain EquitySecuritiesFVNIGrossUnrealizedGain	0	usd
CY2021Q4	us-gaap	Equity Securities Fv Ni Current And Noncurrent EquitySecuritiesFvNiCurrentAndNoncurrent	494000	usd
CY2022Q4	efr	Trade Receivables After Allowance For Credit Loss Current TradeReceivablesAfterAllowanceForCreditLossCurrent	92000	usd
CY2021Q4	efr	Trade Receivables After Allowance For Credit Loss Current TradeReceivablesAfterAllowanceForCreditLossCurrent	1858000	usd
CY2022Q4	efr	Other Receivables After Allowance For Credit Loss Current OtherReceivablesAfterAllowanceForCreditLossCurrent	1621000	usd
CY2021Q4	efr	Other Receivables After Allowance For Credit Loss Current OtherReceivablesAfterAllowanceForCreditLossCurrent	1753000	usd
CY2022Q4	us-gaap	Notes Receivable Net NotesReceivableNet	343000	usd
CY2021Q4	us-gaap	Notes Receivable Net NotesReceivableNet	343000	usd
CY2022Q4	efr	Receivables Net ReceivablesNet	2056000	usd
CY2021Q4	efr	Receivables Net ReceivablesNet	3954000	usd
CY2022Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	519000	usd
CY2021Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	3954000	usd
CY2022Q4	us-gaap	Accounts Receivable Net Noncurrent AccountsReceivableNetNoncurrent	1537000	usd
CY2021Q4	us-gaap	Accounts Receivable Net Noncurrent AccountsReceivableNetNoncurrent	0	usd
CY2022Q4	efr	Receivables Net ReceivablesNet	2056000	usd
CY2021Q4	efr	Receivables Net ReceivablesNet	3954000	usd
CY2017Q4	efr	Numberof Note Receivables NumberofNoteReceivables	2	note
CY2016Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	1050000.00	usd
CY2020Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	500000	usd
CY2018Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	550000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	220000	usd
CY2022Q4	us-gaap	Inventory Work In Process InventoryWorkInProcess	35476000	usd
CY2021Q4	us-gaap	Inventory Work In Process InventoryWorkInProcess	27619000	usd
CY2022Q4	efr	Inventory Of Ore In Stockpiles InventoryOfOreInStockpiles	940000	usd
CY2021Q4	efr	Inventory Of Ore In Stockpiles InventoryOfOreInStockpiles	351000	usd
CY2022Q4	us-gaap	Inventory Raw Materials InventoryRawMaterials	4204000	usd
CY2021Q4	us-gaap	Inventory Raw Materials InventoryRawMaterials	4170000	usd
CY2022Q4	us-gaap	Inventory Net InventoryNet	40620000	usd
CY2021Q4	us-gaap	Inventory Net InventoryNet	32140000	usd
CY2022Q4	efr	Inventory Current InventoryCurrent	38155000	usd
CY2021Q4	efr	Inventory Current InventoryCurrent	30772000	usd
CY2022Q4	us-gaap	Inventory Noncurrent InventoryNoncurrent	2465000	usd
CY2021Q4	us-gaap	Inventory Noncurrent InventoryNoncurrent	1368000	usd
CY2022Q4	us-gaap	Inventory Net InventoryNet	40620000	usd
CY2021Q4	us-gaap	Inventory Net InventoryNet	32140000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	45836000	usd
CY2022Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	33174000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	12662000	usd
CY2021Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	57915000	usd
CY2021Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	35932000	usd
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	21983000	usd
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	3270000	usd
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	3190000	usd
CY2020	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	2700000	usd
CY2022Q4	us-gaap	Mineral Properties Net MineralPropertiesNet	83539000	usd
CY2021Q4	us-gaap	Mineral Properties Net MineralPropertiesNet	83539000	usd
CY2022Q2	efr	Number Of Purchase Agreements NumberOfPurchaseAgreements	2	purchaseagreement
CY2022Q2	efr	Purchase Agreements Number Of Mineral Concessions Acquired PurchaseAgreementsNumberOfMineralConcessionsAcquired	17	mineralconcession
CY2022Q2	efr	Purchase Agreement Acres To Purchase PurchaseAgreementAcresToPurchase	37300	acre
CY2022Q2	efr	Purchase Agreement Purchase Price PurchaseAgreementPurchasePrice	27500000	usd
CY2022Q2	efr	Purchase Agreement Deposit Payment PurchaseAgreementDepositPayment	5500000	usd
CY2022Q2	efr	Purchase Agreement Payment Due At Closing PurchaseAgreementPaymentDueAtClosing	22000000	usd
CY2022	efr	Purchase Agreement Deposit Payment PurchaseAgreementDepositPayment	5500000	usd
CY2022Q4	efr	Purchase Agreement Direct Deal Costs PurchaseAgreementDirectDealCosts	1080000.00	usd
CY2021Q4	efr	Disposal Group Shares Received In Transaction DisposalGroupSharesReceivedInTransaction	11860101	shares
CY2021Q4	efr	Disposal Group Shares Received In Transaction Price Per Share DisposalGroupSharesReceivedInTransactionPricePerShare	2.95
CY2021Q4	efr	Disposal Group Production Payment Commitment DisposalGroupProductionPaymentCommitment	5000000	cad
CY2021Q4	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	35730000	usd
CY2021Q4	us-gaap	Settlement Of Asset Retirement Obligations Through Noncash Payments Amount SettlementOfAssetRetirementObligationsThroughNoncashPaymentsAmount	270000	usd
CY2021Q4	efr	Disposal Group Shares Received In Transaction DisposalGroupSharesReceivedInTransaction	1875085	shares
CY2021Q4	efr	Disposal Group Warrants Issued DisposalGroupWarrantsIssued	937542	shares
CY2021Q4	efr	Disposal Group Warrants Issued Price Per Share DisposalGroupWarrantsIssuedPricePerShare	4.00
CY2021Q4	efr	Disposal Group Proceeds For Payment Agreement DisposalGroupProceedsForPaymentAgreement	1970000	usd
CY2021Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	13687000	usd
CY2020Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	13038000	usd
CY2022	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	238000	usd
CY2021	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	235000	usd
CY2022	efr	Asset Retirement Obligation Disposal Of Non Core Obligations AssetRetirementObligationDisposalOfNonCoreObligations	0	usd
CY2021	efr	Asset Retirement Obligation Disposal Of Non Core Obligations AssetRetirementObligationDisposalOfNonCoreObligations	269000	usd
CY2022	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	1556000	usd
CY2021	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	1284000	usd
CY2022	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	0	usd
CY2021	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	131000	usd
CY2022	efr	Asset Retirement Obligation Held For Sale AssetRetirementObligationHeldForSale	5410000	usd
CY2021	efr	Asset Retirement Obligation Held For Sale AssetRetirementObligationHeldForSale	0	usd
CY2022Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	9595000	usd
CY2021Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	13687000	usd
CY2022Q4	us-gaap	Asset Retirement Obligation Current AssetRetirementObligationCurrent	0	usd
CY2021Q4	us-gaap	Asset Retirement Obligation Current AssetRetirementObligationCurrent	27000	usd
CY2022Q4	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	9595000	usd
CY2021Q4	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	13660000	usd
CY2022Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	9595000	usd
CY2021Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	13687000	usd
CY2022Q4	efr	Undiscounted Decommissioning Liability UndiscountedDecommissioningLiability	42910000	usd
CY2021Q4	efr	Undiscounted Decommissioning Liability UndiscountedDecommissioningLiability	41340000	usd
CY2022	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	240000	usd
CY2021	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	240000	usd
CY2021Q4	us-gaap	Settlement Of Asset Retirement Obligations Through Noncash Payments Amount SettlementOfAssetRetirementObligationsThroughNoncashPaymentsAmount	270000	usd
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	20305000	usd
CY2020Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	20817000	usd
CY2022Q4	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	734000	usd
CY2021Q4	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	48000	usd
CY2022	efr	Refunds And Returns For The Period RefundsAndReturnsForThePeriod	0	usd
CY2021	efr	Refunds And Returns For The Period RefundsAndReturnsForThePeriod	560000	usd
CY2022	efr	Restricted Cash And Cash Equivalents Held For Sale RestrictedCashAndCashEquivalentsHeldForSale	3590000	usd
CY2021	efr	Restricted Cash And Cash Equivalents Held For Sale RestrictedCashAndCashEquivalentsHeldForSale	0	usd
CY2022Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	17449000	usd
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	20305000	usd
CY2021Q3	us-gaap	Class Of Warrant Or Right Outstanding ClassOfWarrantOrRightOutstanding	149807	shares
CY2021Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	156262199	shares
CY2020Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	134311033	shares
CY2019Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	100735889	shares
CY2022	us-gaap	Stock Issued During Period Shares Share Based Compensation Gross StockIssuedDuringPeriodSharesShareBasedCompensationGross	155509	shares
CY2021	us-gaap	Stock Issued During Period Shares Share Based Compensation Gross StockIssuedDuringPeriodSharesShareBasedCompensationGross	474072	shares
CY2020	us-gaap	Stock Issued During Period Shares Share Based Compensation Gross StockIssuedDuringPeriodSharesShareBasedCompensationGross	12934	shares
CY2022	us-gaap	Stock Issued During Period Shares Restricted Stock Award Gross StockIssuedDuringPeriodSharesRestrictedStockAwardGross	335546	shares
CY2021	us-gaap	Stock Issued During Period Shares Restricted Stock Award Gross StockIssuedDuringPeriodSharesRestrictedStockAwardGross	443364	shares
CY2020	us-gaap	Stock Issued During Period Shares Restricted Stock Award Gross StockIssuedDuringPeriodSharesRestrictedStockAwardGross	452932	shares
CY2022	efr	Stock Issued During Period Shares Stock Appreciation Rights Vested StockIssuedDuringPeriodSharesStockAppreciationRightsVested	2679	shares
CY2021	efr	Stock Issued During Period Shares Stock Appreciation Rights Vested StockIssuedDuringPeriodSharesStockAppreciationRightsVested	2316	shares
CY2020	efr	Stock Issued During Period Shares Stock Appreciation Rights Vested StockIssuedDuringPeriodSharesStockAppreciationRightsVested	0	shares
CY2022	efr	Stock Issued For Exercise Of Warrants StockIssuedForExerciseOfWarrants	0	shares
CY2021	efr	Stock Issued For Exercise Of Warrants StockIssuedForExerciseOfWarrants	1737981	shares
CY2020	efr	Stock Issued For Exercise Of Warrants StockIssuedForExerciseOfWarrants	0	shares
CY2022	us-gaap	Stock Issued During Period Shares Issued For Services StockIssuedDuringPeriodSharesIssuedForServices	16064	shares
CY2021	us-gaap	Stock Issued During Period Shares Issued For Services StockIssuedDuringPeriodSharesIssuedForServices	35933	shares
CY2020	us-gaap	Stock Issued During Period Shares Issued For Services StockIssuedDuringPeriodSharesIssuedForServices	74672	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	157343250	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	146904524	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	121168136	shares
CY2022	us-gaap	Income Loss Attributable To Parent IncomeLossAttributableToParent	-59849000	usd
CY2021	us-gaap	Income Loss Attributable To Parent IncomeLossAttributableToParent	1541000	usd
CY2020	us-gaap	Income Loss Attributable To Parent IncomeLossAttributableToParent	-27776000	usd
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	157343250	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	146904524	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	121168136	shares
CY2022	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0	shares
CY2021	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2816593	shares
CY2020	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	157343250	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	149721117	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	121168136	shares
CY2022	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.38
CY2022	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.38
CY2021	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.01
CY2021	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.01
CY2020	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.23
CY2020	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.23
CY2022	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1520000	shares
CY2021	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	60000.00	shares
CY2020	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	6870000	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1487433	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	3.43
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	711414	shares
CY2020	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	1.77
CY2020	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	302707	shares
CY2020	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	1.97
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	188541	shares
CY2020	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	3.26
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod	98512	shares
CY2020	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice	4.40
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1609087	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	2.91
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	169310	shares
CY2021	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	3.99
CY2021	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	775814	shares
CY2021	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	2.95
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	8048	shares
CY2021	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	3.16
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod	51653	shares
CY2021	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice	8.14
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	942882	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	2.79
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	118318	shares
CY2022	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	6.52
CY2022	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	256315	shares
CY2022	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	2.93
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	20700	shares
CY2022	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	5.91
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod	16507	shares
CY2022	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice	2.52
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	767678	shares
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	3.24
CY2022	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P1Y11M15D
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	2313000	usd
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	627097	shares
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	1.52
CY2022	efr	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term Instant SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTermInstant	P1Y6M7D
CY2022Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	2232000	usd
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	2230000	usd
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	2880000	usd
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	420000	usd
CY2022	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	4641000	usd
CY2021	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	2158000	usd
CY2020	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	2598000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	-59944000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	1448000	usd
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-27872000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-59944000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1448000	usd
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-27872000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.2650
CY2021	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.2650
CY2020	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.2650
CY2022	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-15885000	usd
CY2021	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	384000	usd
CY2020	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-7385000	usd
CY2022	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	572000	usd
CY2021	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-89000	usd
CY2020	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	565000	usd
CY2022	us-gaap	Income Tax Reconciliation Nondeductible Expense Other IncomeTaxReconciliationNondeductibleExpenseOther	3977000	usd
CY2021	us-gaap	Income Tax Reconciliation Nondeductible Expense Other IncomeTaxReconciliationNondeductibleExpenseOther	159000	usd
CY2020	us-gaap	Income Tax Reconciliation Nondeductible Expense Other IncomeTaxReconciliationNondeductibleExpenseOther	1985000	usd
CY2022	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	11336000	usd
CY2021	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-454000	usd
CY2020	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	4835000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	0	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	0	usd
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	0	usd
CY2022Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	5984000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	6380000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Investments DeferredTaxAssetsInvestments	209000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Investments DeferredTaxAssetsInvestments	209000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	108827000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	101345000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Capital Loss Carryforwards DeferredTaxAssetsCapitalLossCarryforwards	881000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Capital Loss Carryforwards DeferredTaxAssetsCapitalLossCarryforwards	914000	usd
CY2022Q4	efr	Deferred Tax Assets Deferred Incomeand Other Noncurrent DeferredTaxAssetsDeferredIncomeandOtherNoncurrent	5433000	usd
CY2021Q4	efr	Deferred Tax Assets Deferred Incomeand Other Noncurrent DeferredTaxAssetsDeferredIncomeandOtherNoncurrent	1520000	usd
CY2022Q4	efr	Deferred Tax Assets Mineral Properties And Deferred Costs United States DeferredTaxAssetsMineralPropertiesAndDeferredCostsUnitedStates	18727000	usd
CY2021Q4	efr	Deferred Tax Assets Mineral Properties And Deferred Costs United States DeferredTaxAssetsMineralPropertiesAndDeferredCostsUnitedStates	18682000	usd
CY2022Q4	efr	Deferred Tax Assets Mineral Properties And Deferred Costs Canada DeferredTaxAssetsMineralPropertiesAndDeferredCostsCanada	1815000	usd
CY2021Q4	efr	Deferred Tax Assets Mineral Properties And Deferred Costs Canada DeferredTaxAssetsMineralPropertiesAndDeferredCostsCanada	1884000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Asset Retirement Obligations DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations	3976000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Asset Retirement Obligations DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations	3627000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	1079000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	942000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	146931000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	135503000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	146931000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	135503000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	0	usd
CY2021Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	0	usd
CY2022Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	92000	usd
CY2021Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	1858000	usd
CY2022	efr	Valuation Allowance Deferred Tax Asset Additions Amount ValuationAllowanceDeferredTaxAssetAdditionsAmount	11927000	usd
CY2022	efr	Valuation Allowance Deferred Tax Asset Deductions Amount ValuationAllowanceDeferredTaxAssetDeductionsAmount	499000	usd
CY2021	efr	Valuation Allowance Deferred Tax Asset Additions Amount ValuationAllowanceDeferredTaxAssetAdditionsAmount	6653000	usd
CY2021	efr	Valuation Allowance Deferred Tax Asset Deductions Amount ValuationAllowanceDeferredTaxAssetDeductionsAmount	8185000	usd
CY2022	efr	Operating Losses Not Utilized OperatingLossesNotUtilized	75000000	usd
CY2022	us-gaap	Revenues Revenues	12515000	usd
CY2021	us-gaap	Revenues Revenues	3184000	usd
CY2020	us-gaap	Revenues Revenues	1658000	usd
CY2022	efr	Change In Value Of Investments Accounted At Fair Value ChangeInValueOfInvestmentsAccountedAtFairValue	-16901000	usd
CY2021	efr	Change In Value Of Investments Accounted At Fair Value ChangeInValueOfInvestmentsAccountedAtFairValue	6311000	usd
CY2020	efr	Change In Value Of Investments Accounted At Fair Value ChangeInValueOfInvestmentsAccountedAtFairValue	1729000	usd
CY2022	efr	Change In Value Of Warrant Liabilities ChangeInValueOfWarrantLiabilities	0	usd
CY2021	efr	Change In Value Of Warrant Liabilities ChangeInValueOfWarrantLiabilities	-8078000	usd
CY2020	efr	Change In Value Of Warrant Liabilities ChangeInValueOfWarrantLiabilities	-5436000	usd
CY2022	efr	Gain Loss On Revaluation Of Convertible Debentures GainLossOnRevaluationOfConvertibleDebentures	0	usd
CY2021	efr	Gain Loss On Revaluation Of Convertible Debentures GainLossOnRevaluationOfConvertibleDebentures	0	usd
CY2020	efr	Gain Loss On Revaluation Of Convertible Debentures GainLossOnRevaluationOfConvertibleDebentures	155000	usd
CY2022	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	2058000	usd
CY2021	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-128000	usd
CY2020	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	767000	usd
CY2022	efr	Department Of Energy Award DepartmentOfEnergyAward	0	usd
CY2021	efr	Department Of Energy Award DepartmentOfEnergyAward	1900000	usd
CY2020	efr	Department Of Energy Award DepartmentOfEnergyAward	0	usd
CY2022	efr	Component Of Other Income Expense ComponentOfOtherIncomeExpense	-529000	usd
CY2021	efr	Component Of Other Income Expense ComponentOfOtherIncomeExpense	1135000	usd
CY2020	efr	Component Of Other Income Expense ComponentOfOtherIncomeExpense	-460000	usd
CY2022	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-15372000	usd
CY2021	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	1140000	usd
CY2020	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-3245000	usd
CY2022Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	3655000	usd
CY2021Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	3038000	usd
CY2022Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	2929000	usd
CY2021Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	1988000	usd
CY2022Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	345000	usd
CY2021Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	738000	usd
CY2022Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	6929000	usd
CY2021Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	5764000	usd
CY2022Q2	efr	Lessor Operating Lease Annual Lease Expense LessorOperatingLeaseAnnualLeaseExpense	15000	usd
CY2022Q2	efr	Lessor Operating Lease Monthly Lease Payment LessorOperatingLeaseMonthlyLeasePayment	1250	usd
CY2020Q2	efr	Lessor Operating Lease Monthly Lease Payment LessorOperatingLeaseMonthlyLeasePayment	1000	usd
CY2020Q4	efr	Lessor Operating Lease Monthly Lease Payment LessorOperatingLeaseMonthlyLeasePayment	1250	usd
CY2020Q4	efr	Lessor Operating Lease Annual Lease Expense LessorOperatingLeaseAnnualLeaseExpense	15000	usd
CY2016Q2	efr	Royalty Percentageof Minerals Recovered Sold Under Minimum Price Threshold RoyaltyPercentageofMineralsRecoveredSoldUnderMinimumPriceThreshold	0.03125
CY2019Q2	efr	Mineral Price Per Pound Low Range MineralPricePerPoundLowRange	65.00	usd
CY2016Q2	efr	Royalty Percentageof Minerals Recovered Sold Between Price Thresholds RoyaltyPercentageofMineralsRecoveredSoldBetweenPriceThresholds	0.0625
CY2019Q2	efr	Mineral Price Per Pound Low Range MineralPricePerPoundLowRange	65.00	usd
CY2019Q2	efr	Mineral Price Per Pound Upper Range MineralPricePerPoundUpperRange	95.00	usd
CY2016Q2	efr	Royalty Percentageof Minerals Recovered Sold Above Maximum Price Threshold RoyaltyPercentageofMineralsRecoveredSoldAboveMaximumPriceThreshold	0.075
CY2019Q2	efr	Mineral Price Per Pound Upper Range MineralPricePerPoundUpperRange	95.00	usd
CY2022	efr	Surface Use Payments SurfaceUsePayments	300000	usd
CY2021	efr	Surface Use Payments SurfaceUsePayments	300000	usd
CY2020	efr	Surface Use Payments SurfaceUsePayments	400000	usd
CY2022Q4	efr	Inventory Raw Materials Resin Bids InventoryRawMaterialsResinBids	180000	usd
CY2022	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	450000	usd
CY2022Q4	us-gaap	Accounts Receivable Related Parties AccountsReceivableRelatedParties	80000.00	usd

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$UUUU
ENERGY FUELS INC Stock $uuuu

2023 Q1 Form 10-K Financial Statement

#000138584923000005 Filed on March 08, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$UUUU ENERGY FUELS INC Stock $uuuu

2023 Q1 Form 10-K Financial Statement

#000138584923000005 Filed on March 08, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$UUUU
ENERGY FUELS INC Stock $uuuu