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Leases (Details) - Schedule of maturities of lease liabilities $ in Thousands | Dec. 31, 2021 USD ($)
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Operating Leases [Member] |
Leases (Details) - Schedule of maturities of lease liabilities [Line Items] |
2022 | $ 252
2023 |
Total lease payments | 252
Less imputed interest | (7)
Present value of lease liabilities | 245
Finance Leases [Member] |
Leases (Details) - Schedule of maturities of lease liabilities [Line Items] |
2022 | 64
2023 | 4
Total lease payments | 68
Less imputed interest | (3)
Present value of lease liabilities | $ 65

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- References No definition available. + Details
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Namespace Prefix: | atnm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
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Period Type: | instant

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Namespace Prefix: | atnm_
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |