XML 51 R29.htm IDEA: XBRL DOCUMENT v3.6.0.2

Related Party Transactions (Details) - Memorial Sloan Kettering Cancer Center [Member]	12 Months Ended
	Dec. 31, 2016 USD ($)
New Drug Application [Member]
Summary of milestone payments related to related party
Milestones payments	$ 750,000
Receipt of Regulatory Approval From U.S. FDA [Member]
Summary of milestone payments related to related party
Milestones payments	$ 1,750,000

X

- Definition

Related party milestones payment.

+ References

No definition available.

+ Details

Name:	atnm_RelatedPartyMilestonesPayment
Namespace Prefix:	atnm_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_RelatedPartyTransactionDueFromToRelatedPartyCurrentAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=atnm_MemorialSloanKetteringCancerCenterMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis=atnm_NewDrugApplicationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis=atnm_ReceiptOfRegulatoryApprovalFromUSFdaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: