Represents the percentage of estimated future forfeiture rate for stock-based awards.

No definition available.

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- Definition

Represents the number of share-based compensation plans approved by the board of directors and stockholders of the entity.

+ References

No definition available.

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- Definition

Two thousand ten plan term extension.

+ References

No definition available.

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- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

Aggregate number of common shares reserved for future issuance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.29)
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- Definition

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.

+ References

No definition available.

+ Details

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- Definition

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.

+ References

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-Publisher FASB
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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

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

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

The highest quantity of shares an employee can purchase under the plan per period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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- Definition

Number of additional shares authorized for issuance under share-based payment arrangement.

+ References

No definition available.

+ Details

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- Definition

Number of shares authorized for issuance under share-based payment arrangement.

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-Publisher FASB
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- Definition

Percentage of vesting of award under share-based payment arrangement.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
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Stock-based Compensation (Details) $ / shares in Units, $ in Thousands				1 Months Ended					3 Months Ended		6 Months Ended
	Mar. 17, 2023	Sep. 25, 2020 shares	Jul. 31, 2019 shares	Nov. 30, 2022 $ / shares shares	Nov. 30, 2021 $ / shares shares	Nov. 30, 2020 $ / shares shares	Jan. 31, 2020 $ / shares shares	Apr. 30, 2014 shares	Feb. 28, 2023 USD ($) Item shares	Feb. 28, 2022 USD ($) shares	Feb. 28, 2023 USD ($) Item shares	Feb. 28, 2022 USD ($) shares
Stock-based Compensation
Number of share-based compensation plans \| Item									1		1
Additional number of shares authorized for issuance		400,000	500,000					250,000
Plan expiration date			Nov. 02, 2023
Amendment of the 2010 Plan to extend the term	Mar. 17, 2033
Maximum grant limit per employee per one year period			35,000
Shares of common stock reserved for issuance									1,421,000	1,421,000	1,421,000	1,421,000
Common stock available for future issuance (in shares)									805,000	809,000	805,000	809,000
Estimated forfeiture rate (as a percent)									0.00%		0.00%
Stock-based compensation expense \| $									$ 115	$ 154	$ 240	$ 197
Cost of revenues
Stock-based Compensation
Stock-based compensation expense \| $									35	42	70	54
Research and development
Stock-based Compensation
Stock-based compensation expense \| $									36	44	72	54
Selling, general and administrative
Stock-based Compensation
Stock-based compensation expense \| $									$ 44	$ 68	$ 98	$ 89
Maximum
Stock-based Compensation
Vesting period											1 year
Directors \| Restricted Stock Units (RSUs)
Stock-based Compensation
Stock units granted (in shares)				15,000	15,000
Vesting percentage				25.00%
Grant-date fair value (in dollars per share) \| $ / shares				$ 2.33	$ 7.10
Directors \| Restricted Stock Units (RSUs) \| July Thirty One Two Thousand Twenty
Stock-based Compensation
Stock units granted (in shares)						15,000
Grant-date fair value (in dollars per share) \| $ / shares						$ 3.00
Employees \| Restricted Stock Units (RSUs)
Stock-based Compensation
Stock units granted (in shares)					98,500	33,000	136,000
Vesting percentage						25.00%	25.00%
Grant-date fair value (in dollars per share) \| $ / shares					$ 7.10	$ 3.00	$ 2.39