WARRANT LIABILITY (Detail Textuals) (Series C Warrants, Crede, USD $)	1 Months Ended	0 Months Ended
Jan. 22, 2013 Initial Purchase Agreement	Aug. 14, 2013 Second Purchase Agreement
Class of Warrant or Right [Line Items]
Repurchase price	$ 50,000	$ 10,000

Represents the amount of repurchases of warrants in settlement of option exercised during the period.

No definition available.

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