Represents the number of renewal periods pertaining to the lessee's leasing arrangement renewal.

No definition available.

Name:	acan_LesseeLeasingArrangementsOperatingLeasesNumberOfRenewalPeriods
Namespace Prefix:	acan_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The percentage of gross revenues that additional to the base rent pursuant to the sublease agreement.

+ References

No definition available.

+ Details

Name:	acan_LesseeOperatingSubleasePercentageOfGrossRevenues
Namespace Prefix:	acan_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Term of lessee's operating sublease.

+ References

No definition available.

+ Details

Name:	acan_LesseeOperatingSubleaseTerm
Namespace Prefix:	acan_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The cash inflow (outflow) from operating leases.

+ References

No definition available.

+ Details

Name:	acan_OperatingCashFlowsFromOperatingLeases
Namespace Prefix:	acan_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The monthly payment paid by the company under the operating leases arrangement.

+ References

No definition available.

+ Details

Name:	acan_OperatingLeasesMonthlyPayment
Namespace Prefix:	acan_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Represents the period after which the monthly rental payments will be adjusted up (but not down) by any increase in the Consumer Price Index, with regard to a lease entered into in connection with the transactions involving the sale of property to another party and the lease of the property back to the seller.

+ References

No definition available.

+ Details

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Namespace Prefix:	acan_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of the monthly rental payments, per square foot, due under the lease entered into in connection with the transactions involving the sale of property to another party and the lease of the property back to the seller.

+ References

No definition available.

+ Details

Name:	acan_SaleLeasebackTransactionMonthlyRentalPaymentsPerSquareFoot
Namespace Prefix:	acan_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

The percentage of gross monthly sales used to compute the monthly rental payments due under the lease entered into in connection with the transactions involving the sale of property to another party and the lease of the property back to the seller.

+ References

No definition available.

+ Details

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Namespace Prefix:	acan_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Area of land held.

+ References

No definition available.

+ Details

Name:	us-gaap_AreaOfLand
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:areaItemType
Balance Type:	na
Period Type:	instant

- 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
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147478964/842-20-50-3

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	na
Period Type:	instant

- 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

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of operating lease expense. Excludes sublease income.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 4
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479041/842-20-45-4

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Present value of lessee's discounted obligation for lease payments from operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479041/842-20-45-1

+ Details

Name:	us-gaap_OperatingLeaseLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of lessee's right to use underlying asset under operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479041/842-20-45-1

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of asset related to consideration paid in advance for rent that provides economic benefits within a future period of one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 210
-SubTopic 10
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-URI https://asc.fasb.org//1943274/2147482955/340-10-05-5

+ Details

Name:	us-gaap_PrepaidRent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of the monthly rental payments due under the lease entered into in connection with the transactions involving the sale of property to another party and the lease of the property back to the seller.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 840
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481295/840-40-50-1

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of sublease income excluding finance and operating lease expense.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 842
-SubTopic 20
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=acan_BASKMember
Namespace Prefix:
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Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TypeOfArrangementAxis=acan_MassachusettsLandPurchaseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Note 6 - Commitments and Contingencies (Details Textual)				3 Months Ended
	Sep. 01, 2021 USD ($)	Sep. 01, 2019	Oct. 17, 2016 USD ($) a	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Sep. 30, 2023 USD ($)	Oct. 01, 2019 USD ($)
Operating Lease, Expense				$ 120,344	$ 120,344
Operating Lease, Right-of-Use Asset				6,691,391		$ 6,708,843	$ 6,980,957
Operating Lease, Liability				4,213,631			4,256,869
Operating Lease, Liability, Current				12,446		12,204
Operating Lease, Liability, Noncurrent				4,201,185		$ 4,204,389
Operating Cash Flows from Operating Leases				85,375
BASK [Member]
Lessee, Operating Sublease, Term (Year)		15 years
Sublease Income	$ 138,762
Lessee, Operating Sublease, Percentage of Gross Revenues		15.00%
Sale Leaseback to MMP [Member]
Lessee, Operating Lease, Term of Contract			50 years
Lessee Leasing Arrangements, Operating Leases, Number of Renewal Periods			4
Lessee, Operating Lease, Renewal Term			10 years
Sale Leaseback Transaction, Monthly Rental Payments			$ 30,000
Sale Leaseback Transaction, Monthly Rental Payments, Per Square Foot			0.38
Sale Leaseback Transaction, Monthly Rental Payments, Percentage of Gross Monthly Sales			1.50%
Sale Leaseback Transaction, Monthly Rental Payments, Adjustment Period			5 years
Sale Leaseback to MMP [Member] \| Accounting Standards Update 2016-02 [Member]
Prepaid Rent							$ 2,724,088
Massachusetts Land Purchase [Member]
Area of Land (Acre) \| a			52.6
Office Space in Denver, CO [Member]
Operating Leases, Monthly Payment				2,500
Operating Lease, Expense				$ 7,500	$ 7,500