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Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

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Amount of allowance for credit loss on accounts receivable, classified as current.

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Face amount or stated value per share of common stock.

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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.

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No definition available.

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service.

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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Amount of transfers of assets measured on a recurring basis out of Level 1 of the fair value hierarchy into Level 2.

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Amount of transfers of assets measured on a recurring basis out of Level 2 of the fair value hierarchy into Level 1.

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Amount of transfers of liabilities measured on a recurring basis out of Level 1 of the fair value hierarchy into Level 2.

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Amount of transfers of liabilities measured on a recurring basis out of Level 2 of the fair value hierarchy into Level 1.

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Amount of transfers of financial instrument classified as a liability into level 3 of the fair value hierarchy.

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Amount of transfer of financial instrument classified as an asset into level 3 of the fair value hierarchy.

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Amount of transfers of financial instrument classified as an asset out of level 3 of the fair value hierarchy.

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Description of the methodology for computing depreciation for classes of depreciable assets.

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Describes the periods of time over which an entity anticipates to receive utility from its property, plant and equipment (that is, the periods of time over which an entity allocates the initial cost of its property, plant and equipment).

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The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

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Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one.

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BASIS OF PRESENTATION AND SUMMARY OF ACCOUNTING POLICIES - Additional information (Details)		12 Months Ended
	Oct. 31, 2019 $ / shares	Sep. 30, 2020 USD ($) customer $ / shares	Sep. 30, 2019 USD ($) customer $ / shares	Nov. 01, 2019 $ / shares
Concentration Risk [Line Items]
Cash and cash equivalents		$ 7,786,743
Reverse stock split of its common stock	0.025
Common Stock, Par Or Stated Value Per Share \| $ / shares	$ 0.001	$ 0.001	$ 0.001	$ 0.001
Advertising expense		$ 55,558	$ 133,000
Research and development		3,321,763	2,967,278
Allowance on accounts receivable (in dollars)		$ 11,968	4,500
Depreciation method		Straight line method
Depreciation expenses		$ 156,290	$ 260,992
Transfers from Level 1 to Level 2, Assets		0
Transfers from Level 2 to Level 1, Assets		0
Transfers from Level 1 to Level 2, Liabilities		0
Transfers from Level 2 to Level 1, Liabilities		0
Transfers Into Level 3, Assets		0
Transfers out of Level 3, Assets		0
Transfers Into Level 3, Liabilities		0
Transfers out of Level 3, Liabilities		$ 0
Computer equipment
Concentration Risk [Line Items]
Estimated useful life for computer equipment, lab equipment and furniture		3 years
Construction in progress		$ 214,101
Lab equipment
Concentration Risk [Line Items]
Estimated useful life for computer equipment, lab equipment and furniture		3 years
Furniture
Concentration Risk [Line Items]
Estimated useful life for computer equipment, lab equipment and furniture		3 years
Leasehold improvements
Concentration Risk [Line Items]
Estimated useful life for computer equipment, lab equipment and furniture		amortized over the shorter of their useful life or the remaining lease terms
Construction in progress		$ 571,440
Accounts Receivable \| One customer
Concentration Risk [Line Items]
Concentration risk percentage		74.00%	77.00%
Number of customers \| customer		4	1
Customer Concentration Risk
Concentration Risk [Line Items]
Cash and cash equivalents		$ 7,300,000
Customer Concentration Risk \| Total Revenue
Concentration Risk [Line Items]
Number of customers \| customer		4	3
Customer Concentration Risk \| Total Revenue \| One customer
Concentration Risk [Line Items]
Concentration risk percentage		13.00%	27.00%
Customer Concentration Risk \| Total Revenue \| Two customer
Concentration Risk [Line Items]
Concentration risk percentage		12.00%	26.00%
Customer Concentration Risk \| Total Revenue \| Three customers
Concentration Risk [Line Items]
Concentration risk percentage		11.00%	15.00%
Customer Concentration Risk \| Total Revenue \| Four customer
Concentration Risk [Line Items]
Concentration risk percentage		10.00%
Customer Concentration Risk \| Accounts Receivable \| One customer
Concentration Risk [Line Items]
Concentration risk percentage			15.00%