Stockholders' Equity - Additional Information (Details) - USD ($)	12 Months Ended
Sep. 30, 2019	Sep. 30, 2018
Class of Stock [Line Items]
Common Stock, Shares Authorized	40,000,000	40,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate	0.00%
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period	3 years
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	1,699,044
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options	$ 18,000
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition	15 years
Common Stock, Shares, Issued	18,438,333	18,152,074
Common Stock, Value, Issued	$ 9,000	$ 9,000
Minimum common stock held immediately prior to the effective time of the Reverse Stock Split to receive $1.15 per share	8,000
Amount per share to be received if common stock held immediately prior to the effective time of the Reverse Stock Split is 8000 shares	$ 1.15
Number of pre-split shares of common stock were due to be exchanged for cash	2,825,268
Aggregate amount payable by company to the former holders of shares	$ 3,249,000
Stock Incentive Plan 2010 [Member]
Class of Stock [Line Items]
Common Stock, Shares Authorized	6,000,000
Common Stock, Capital Shares Reserved for Future Issuance	2,962,827	3,166,698
Share based Compensation Arrangement By Share based Payment Award Options Fair Value Exercisable Maturity Period	2020
Employee Stock Purchase Plan [Member]
Class of Stock [Line Items]
Minimum Stock Value To Be Purchased Under Plan Per Employee	$ 20,000
Common Stock, Shares, Issued	17,453
Employee Stock Purchase Plan [Member] \| Amendment 2018 December 16 [Member]
Class of Stock [Line Items]
Common Stock, Shares, Issued		15,896
Common Stock, Value, Issued	$ 14,338	$ 17,480
Employee Stock Plan [Member]
Class of Stock [Line Items]
Common Stock, Capital Shares Reserved for Future Issuance	450,000
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent	85.00%
Common Stock, Shares, Issued	368,204	350,751

Represents the aggregate amount payable by company to the former holders of shares.

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Amount per share to be received if common stock held immediately prior to the effective time of the Reverse Stock Split is a certain shares.

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Represents the minimum common stock held immediately prior to the effective time of the Reverse Stock Split to receive a certain amount per share.

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Represents the minimum value of share to be purchased by an employee in an calendar year.

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Represents the number of pre-split shares of common stock were due to be exchanged for cash.

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Represents the maturity period of option fair value exercisable.

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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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Aggregate number of common shares reserved for future issuance.

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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of cost to be recognized for option under share-based payment arrangement.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Purchase price of common stock expressed as a percentage of its fair value.

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