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WARRANT LIABILITY - Company issued Series A, B and C Warrants (Details) | 1 Months Ended
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Nov. 29, 2012 Initial Purchase Agreement Crede CG II, Ltd Series A Warrants | Nov. 29, 2012 Initial Purchase Agreement Crede CG II, Ltd Series B Warrants | Nov. 29, 2012 Initial Purchase Agreement Crede CG II, Ltd Series C Warrants | Jul. 19, 2013 Second Purchase Agreement Crede CG III, Ltd. Series A Warrants | Jul. 19, 2013 Second Purchase Agreement Crede CG III, Ltd. Series B Warrants | Jul. 19, 2013 Second Purchase Agreement Crede CG III, Ltd. Series C Warrants
Class of Warrant or Right [Line Items] |  |  |  |  |  |
Warrants issued | 10,752,688 | 29,569,862 | 26,881,720 | 10,695,187 | 29,411,764 | 26,737,967
Warrants issued (Price per unit) | 0.2232 | 0.2232 | 0.2232 | 0.2431 | 0.2431 | 0.2431

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- Definition Represents the number of warrants issued during the period. + References No definition available. + Details
Name: | apdn_WarrantsIssued
Namespace Prefix: | apdn_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the issue price for each warrant issued during the period. + References No definition available. + Details
Name: | apdn_WarrantsIssuedPricePerUnit
Namespace Prefix: | apdn_
Data Type: | us-types:perUnitItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_ClassOfWarrantOrRightLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration