XML 19 R30.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Derivatives (Details Textual) (USD $) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2014 | Dec. 31, 2013
Derivatives (Textual) |  |  |  |
Range of percentage of existing shares offered |  | [1] | 35.00% | [1]
Expected dividend yield |  | [2] |  | [2]
Warrant [Member] |  |  |  |
Derivatives (Textual) |  |  |  |
Fair value of warrants | $ 139,565 |  |  |
Number of warrant exercised | 46,025 |  |  |
[1] | Management estimates that the range of percentages of existing shares offered in each stock offering will be 0% and 35% of the shares outstanding at March 31, 2014 and December 31, 2013, respectively.
[2] | Management determined the dividend yield to be 0% based upon its expectation that it will not pay dividends for the foreseeable future.

X
- Details
Name: | atnm_DerivativeTextualAbstract
Namespace Prefix: | atnm_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares warrant exercise. + References No definition available. + Details
Name: | atnm_NumberOfSharesWarrantExercise
Namespace Prefix: | atnm_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Range of percentage of existing shares offered. + References No definition available. + Details
Name: | atnm_RangeOfPercentageOfExistingSharesOffered
Namespace Prefix: | atnm_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of expense (income) related to adjustment to fair value of warrant liability. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 480 -SubTopic 10 -Section 25 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=6939902&loc=d3e20148-110875 + Details
Name: | us-gaap_FairValueAdjustmentOfWarrants
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Expected dividends to be paid to holders of the underlying shares or financial instruments (expressed as a percentage of the share or instrument's price). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueAssumptionsExpectedDividendRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration