| Cover | Feb. 18, 2023 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Feb. 18, 2023 |
| Entity File Number | 001-36374 |
| Entity Registrant Name | ACTINIUM PHARMACEUTICALS, INC. |
| Entity Central Index Key | 0001388320 |
| Entity Tax Identification Number | 74-2963609 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 275 Madison Avenue |
| Entity Address, Address Line Two | 7th Floor |
| Entity Address, City or Town | New York |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 10016 |
| City Area Code | 646 |
| Local Phone Number | 677-3870 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, par value $0.001 per share |
| Trading Symbol | ATNM |
| Security Exchange Name | NYSEAMER |
| Entity Emerging Growth Company | false |
