Stockholders' Equity - Summary of Stock Options Outstanding and Exercisable (Detail)	9 Months Ended
Mar. 31, 2023 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock options outstanding	198,000
Stock options exercisable	72,000
Exercise Price One [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercisable price \| $ / shares	$ 6.04
Number of stock options outstanding	9,000
Weighted average remaining contractual life (years)	9 years 10 months 20 days
Exercise Price Two [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercisable price \| $ / shares	$ 8.79
Number of stock options outstanding	64,000
Weighted average remaining contractual life (years)	9 years 4 months 6 days
Exercise Price Three [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock options outstanding	6,000
Weighted average remaining contractual life (years)	9 years 6 months 21 days
Stock options exercisable	4,000
Exercise Price Three [Member] \| Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercisable price \| $ / shares	$ 12.75
Exercise Price Three [Member] \| Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercisable price \| $ / shares	$ 16.25
Exercise Price Four [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock options outstanding	83,000
Weighted average remaining contractual life (years)	8 years 3 months 3 days
Stock options exercisable	35,000
Exercise Price Four [Member] \| Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercisable price \| $ / shares	$ 30.50
Exercise Price Four [Member] \| Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercisable price \| $ / shares	$ 48.00
Exercise Price Five [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock options outstanding	14,000
Weighted average remaining contractual life (years)	8 years 1 month 17 days
Stock options exercisable	13,000
Exercise Price Five [Member] \| Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercisable price \| $ / shares	$ 62.00
Exercise Price Five [Member] \| Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercisable price \| $ / shares	68.50
Exercise Price Six [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercisable price \| $ / shares	$ 85.00
Number of stock options outstanding	21,000
Weighted average remaining contractual life (years)	7 years 5 months 19 days
Stock options exercisable	19,000
Exercise Price Seven [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock options outstanding	1,000
Weighted average remaining contractual life (years)	2 years 9 months 29 days
Stock options exercisable	1,000
Exercise Price Seven [Member] \| Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercisable price \| $ / shares	$ 1,055.00
Exercise Price Seven [Member] \| Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercisable price \| $ / shares	$ 4,600.00

Agreed-upon price for the exchange of the underlying asset relating to the share-based payment award.

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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.

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

+ References

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- Definition

Number of options outstanding, including both vested and non-vested options.

+ 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 (c)(1)(ii)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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

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- Definition

Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (e)(1)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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