Stockholders' Equity (Details Textual) - USD ($)	12 Months Ended
Sep. 30, 2015	Sep. 30, 2014
Class of Stock [Line Items]
Common Stock, Shares, Issued	17,368,738	17,140,182
Common Stock, Value, Issued	$ 9,000	$ 9,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	36,232	0
Common Stock, Shares Authorized	40,000,000	40,000,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options	$ 33,000	$ 188,000
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
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Total	$ 82,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Number of Shares	36,232	0
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term	7 months	20 months
Amendmend 2010 September 28 [Member]
Class of Stock [Line Items]
Minimum Stock Value To Be Purchased Under Plan Per Employee	$ 20,000
Amendment 2011 December 16 [Member]
Class of Stock [Line Items]
Minimum Stock Value To Be Purchased Under Plan Per Employee	$ 5,000
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	4,006,663	3,862,843
Share-based Compensation Arrangement by Share-based Payment Award, Options, Fair Value Exercisable, Maturity Period	2017
Employee Stock Purchase Plan [Member]
Class of Stock [Line Items]
Common Stock, Shares, Issued	144,945	154,643
Common Stock, Capital Shares Reserved for Future Issuance	450,000
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Date	Sep. 28, 2020
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent	85.00%
Employee Stock Purchase Plan [Member] \| Amendment 2011 December 16 [Member]
Class of Stock [Line Items]
Common Stock, Shares, Issued	9,698	10,499
Common Stock, Value, Issued	$ 12,762	$ 13,345

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

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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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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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-Paragraph 30
-Article 5

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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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Unrecognized cost of unvested share-based compensation awards.

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Unrecognized cost of unvested options awarded to employees as compensation.

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Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Date the equity-based award expires, in CCYY-MM-DD format.

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- Definition

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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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition

Gross number of share options (or share units) granted during the period.

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Expected term of share-based compensation awards, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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-Name Staff Accounting Bulletin (SAB)
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Number of options vested.

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

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