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Commitments and Contingencies - Future Sales Commitments (Details) pound_of_uranium in Thousands | Dec. 31, 2024 pound_of_uranium
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Commitments and Contingencies Disclosure [Abstract] |
2025 (in pounds) | 680
2026 (in pounds) | 825
2027 (in pounds) | 850
2028 (in pounds) | 800
2029 (in pounds) | 1,300
Thereafter (in pounds) | 2,500
Total (in pounds) | 6,955

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- Definition Uranium Sales Commitment + References No definition available. + Details
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Period Type: | instant

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- Definition Uranium Sales Commitment, After Year Five + References No definition available. + Details
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- Definition Uranium Sales Commitment, Year Five + References No definition available. + Details
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Namespace Prefix: | encr_
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Balance Type: | na
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- Definition Uranium Sales Commitment, Year Four + References No definition available. + Details
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Namespace Prefix: | encr_
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Balance Type: | na
Period Type: | instant

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- Definition Uranium Sales Commitment, Year One + References No definition available. + Details
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Namespace Prefix: | encr_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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- Definition Uranium Sales Commitment, Year Three + References No definition available. + Details
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Namespace Prefix: | encr_
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Balance Type: | na
Period Type: | instant

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- Definition Uranium Sales Commitment, Year Two + References No definition available. + Details
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Namespace Prefix: | encr_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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- References No definition available. + Details
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