SUBSEQUENT EVENTS (Detail Textuals 6) (Subsequent Event, Phase II SBIR contract, MDA, USD $)	0 Months Ended
Jul. 14, 2014
Subsequent Event \| Phase II SBIR contract \| MDA
Subsequent Event [Line Items]
Amount of monthly payment	$ 975,000
Payment term	2 years

Represents approximate amount of monthly payment received by company under contract.

No definition available.

Name:	apdn_AmountOfMonthlyPaymentReceived
Namespace Prefix:	apdn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration