The renewal term of the agreement with the related party.

No definition available.

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- Definition

The amount of transactions receivable by the related party during the first month of the term of the related party agreement.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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- Definition

The number of share options that are eligible to vest on a specified day.

+ References

No definition available.

+ Details

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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.

+ Details

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- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

+ Details

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- Definition

Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

+ References

No definition available.

+ Details

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Data Type:	num:perShareItemType
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- Details

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- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=apdn_ScottL.AnchinMember
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- Details

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RELATED PARTY TRANSACTIONS (Details) - USD ($)	Dec. 12, 2020	Jul. 02, 2020	Jan. 02, 2020	Dec. 12, 2019
Meadow Hill
Related Party Transaction [Line Items]
Renewal term of the agreement	6 months
Eligible amount receivable by related party for the first month of the term	$ 125,000
Stock options granted (in shares)				20,834
Exercise price per share of options granted				$ 4.26
Mr. Anchin
Related Party Transaction [Line Items]
Stock options granted (in shares)			20,786
Exercise price per share of options granted			$ 4.43
Subsequent event \| Mr. Anchin
Related Party Transaction [Line Items]
Stock options eligible to vest (in shares)	11,665	9,121