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Namespace Prefix:	apdn_
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- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21475-112644

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

The cash inflow associated with the amount received from holders exercising their stock warrants.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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RELATED PARTY TRANSACTIONS (Details) - USD ($)						12 Months Ended
RELATED PARTY TRANSACTIONS (Details) - USD ($)	Dec. 10, 2020	Dec. 09, 2020	Oct. 07, 2020	Dec. 10, 2019	Dec. 09, 2019	Sep. 30, 2022	Sep. 30, 2021
RELATED PARTY TRANSACTIONS
Investors exercised warrants	100,000	100,000
Threshold percentage of shareholder exercising warrants				5.00%	5.00%	5.00%
Aggregate exercised of warrants	200,000	200,000
Net proceeds from exercise of warrants	$ 1,100,000	$ 1,100,000				$ 3,700,075	$ 2,613,929
Exercise price of warrants (in dollars per share)						$ 2.80
Replacement warrants
RELATED PARTY TRANSACTIONS
Number of warrants issued the investors	100,000	100,000	159,000
Exercise price of warrants (in dollars per share)			$ 7.54
Replacement warrants of $6.57 exercise price
RELATED PARTY TRANSACTIONS
Number of warrants issued the investors	50,000	50,000
Exercise price of warrants (in dollars per share)	$ 6.57	$ 6.57
Replacement warrants of $6.46 exercise price
RELATED PARTY TRANSACTIONS
Number of warrants issued the investors	50,000	50,000
Exercise price of warrants (in dollars per share)	$ 6.46	$ 6.46