This element represents the number of warrants exercised by participants.

No definition available.

Name:	apdn_ClassOfWarrantOrRightExercised
Namespace Prefix:	apdn_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the gross amount associated to cash inflow from sale of securities, including common stock, preferred stock and warrants.

+ References

No definition available.

+ Details

Name:	apdn_GrossProceedsFromSaleOfSecurities
Namespace Prefix:	apdn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the amount related to investment fees during the period.

+ References

No definition available.

+ Details

Name:	apdn_InvestmentFees
Namespace Prefix:	apdn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the amount associated to cash inflow from sale of securities, including common stock, preferred stock and warrants net of investment fees.

+ References

No definition available.

+ Details

Name:	apdn_NetProceedsFromSaleOfSecurities
Namespace Prefix:	apdn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the number of financing agreement during the period.

+ References

No definition available.

+ Details

Name:	apdn_NumberOfFinancingAgreement
Namespace Prefix:	apdn_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	apdn_StockholdersEquityNoteLineItems
Namespace Prefix:	apdn_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(i)(2))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 08

-Paragraph i

-Subparagraph 2

-Article 4

+ Details

Name:	us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of shares issued in lieu of cash for services contributed to the entity. Number of shares includes, but is not limited to, shares issued for services contributed by vendors and founders.

+ References

No definition available.

+ Details

Name:	us-gaap_StockIssuedDuringPeriodSharesIssuedForServices
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Value of stock issued in lieu of cash for services contributed to the entity. Value of the stock issued includes, but is not limited to, services contributed by vendors and founders.

+ References

No definition available.

+ Details

Name:	us-gaap_StockIssuedDuringPeriodValueIssuedForServices
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	apdn_AgreementAxis=apdn_ConsultingAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	apdn_AgreementAxis=apdn_SecuritiesPurchaseAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=apdn_SeriesAWarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=apdn_SeriesBWarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementEquityComponentsAxis=us-gaap_CommonStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

CAPITAL STOCK (Details Textuals 2) (USD $)	12 Months Ended	0 Months Ended		1 Months Ended
CAPITAL STOCK (Details Textuals 2) (USD $)	Sep. 30, 2014	Feb. 11, 2014	Dec. 16, 2013	Nov. 29, 2012	Jul. 19, 2013	Dec. 20, 2013
Stockholders' Equity Note [Line Items]
Fair value of shares issued	$ 337,501
Common Stock
Stockholders' Equity Note [Line Items]
Cashless exercise of warrant		16,667
Number of common stock called by warrants		12,446
Number of shares issued for services	41,667
Fair value of shares issued	42
Common Stock \| Crede CG II, Ltd
Stockholders' Equity Note [Line Items]
Number of common stock called by warrants			313,718
Series A Warrants \| Crede CG II, Ltd
Stockholders' Equity Note [Line Items]
Cashless exercise of warrant			178,253
Series B Warrants \| Crede CG II, Ltd
Stockholders' Equity Note [Line Items]
Cashless exercise of warrant			116,667
Securities Purchase Agreement
Stockholders' Equity Note [Line Items]
Sale of common stock	15,000,000
Number of financing agreement	2
Net proceeds from issuance of stock	14,635,000
Payment for investment fees	365,000
Securities Purchase Agreement \| Crede CG II, Ltd
Stockholders' Equity Note [Line Items]
Sale of common stock				7,500,000
Securities Purchase Agreement \| Crede CG III, Ltd
Stockholders' Equity Note [Line Items]
Sale of common stock					7,500,000
Consulting agreement \| Common Stock
Stockholders' Equity Note [Line Items]
Number of shares issued for services						41,667
Fair value of shares issued						$ 337,501