XML 63 R51.htm IDEA: XBRL DOCUMENT
v3.21.2

COMMITMENTS AND CONTINGENCIES - Operating Leases (Details) |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Nov. 01, 2017 USD ($) ft² | Jun. 15, 2013 USD ($) ft² | Sep. 30, 2021 USD ($) | Sep. 30, 2020 USD ($) | Oct. 31, 2020
COMMITMENTS AND CONTINGENCIES |  |  |  |  |
Area of property under operating lease | ft² |  | 30,000 |  |  |
Extended operating lease for additional period |  | 3 years |  |  | 1 year
Base rent during initial lease term per annum |  | $ 458,098 |  |  |
Area of laboratory space | ft² |  | 2,200 |  |  |
Lease for satellite testing | ft² | 1,108 |  |  |  |
Term lease | 3 years |  |  |  |
Base rent | $ 6,500 |  |  |  |
Short-term lease obligation |  |  | $ 197,955 |  |
Total lease rental expenses |  |  | $ 565,597 | $ 585,189 |

X
- Definition Represents area of laboratory space. + References No definition available. + Details
Name: | apdn_AreaOfLaboratorySpace
Namespace Prefix: | apdn_
Data Type: | dtr-types:areaItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the area of property under operating lease. + References No definition available. + Details
Name: | apdn_AreaOfPropertyUnderOperatingLease
Namespace Prefix: | apdn_
Data Type: | dtr-types:areaItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the amount related to base rent per annum. + References No definition available. + Details
Name: | apdn_BaseRent
Namespace Prefix: | apdn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Represents the amount for base rent during initial lease term per annum. + References No definition available. + Details
Name: | apdn_BaseRentDuringInitialLeaseTerm
Namespace Prefix: | apdn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Represents lease for satellite testing. + References No definition available. + Details
Name: | apdn_LeaseForSatelliteTesting
Namespace Prefix: | apdn_
Data Type: | dtr-types:areaItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918673-209980 + Details
Name: | us-gaap_LesseeOperatingLeaseRenewalTerm
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

X
- Definition Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918673-209980 + Details
Name: | us-gaap_LesseeOperatingLeaseTermOfContract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of operating lease expense. Excludes sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123391704&loc=SL77918638-209977 + Details
Name: | us-gaap_OperatingLeaseExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of short-term lease commitment. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918705-209980 + Details
Name: | us-gaap_ShortTermLeaseCommitmentAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant