Exercise price of share options as percentage of fair market value minimum.

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- Definition

Maximum employee salary withholdings for purchase of common stock under the terms of the ESSP.

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Employee stock purchase plan (ESPP), purchase period.

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- Definition

Share-based compensation arrangement by share-based payment award, award conversion ratio.

+ References

No definition available.

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- Definition

Share-based compensation arrangement by share-based payment award options offering period.

+ References

No definition available.

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- Definition

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.

+ 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 (i)
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- Definition

Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

+ References

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- Definition

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

+ References

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- Definition

An entity will typically disclose the amount of any repurchase obligation.

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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.

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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).

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-Paragraph 2
-Subparagraph (c)(2)(iii)(1)
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- Definition

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

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-Publisher FASB
-Name Accounting Standards Codification
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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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- Definition

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

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-Publisher FASB
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-Topic 718
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- Definition

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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-Topic 718
-SubTopic 10
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-Paragraph 2
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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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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 (d)(2)
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- Definition

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

+ References

No definition available.

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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
-Section 50
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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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-Publisher FASB
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- Definition

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

+ References

No definition available.

+ Details

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Equity-Based Compensation - Additional information (Detail) - USD ($)		1 Months Ended			12 Months Ended
	Jan. 19, 2022	May 31, 2021	Aug. 31, 2020	May 31, 2020	Jan. 01, 2022	Jan. 02, 2021	Aug. 01, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of option price related to fair market value					100.00%
Common stock shares authorized for further issuance					2,900,000
2012 plan options expiration date					May 13, 2030
Purchase of common stock through payroll deductions					85.00%
Offering periods					2 years
Maximum employee salary withholdings for purchase of common stock under the terms of the ESPP			50.00%		15.00%
Purchase intervals of a series					6 months
Total intrinsic value of options exercised					$ 101,000	$ 110,000
Total unrecognized compensation expense					$ 78,000
RSU conversion ratio					100.00%
Employee stock obligation amount							$ 25,000
Inducement Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Issuance of common stock pursuant to awards granted	1,200,000
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options, expiration period					10 years
Employee Stock Purchase Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares available under issuance of ESPP					729,000
Total unrecognized compensation expense					$ 215,000,000
Unrecognized compensation expenses recognition period					6 months
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expenses recognition period					8 months 19 days
Stock Options \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award, vesting period					3 years
Stock Options \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award, vesting period					4 years
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expenses recognition period					1 year 4 months 20 days
Unrecognized compensation expense					$ 3,000,000.0
Granted		126,320		109,465	606,705
Share-based compensation arrangement by share-based payment award, award vesting rights, percentage				100.00%
Restricted Stock Units (RSUs) \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award, vesting period					3 years
Restricted Stock Units (RSUs) \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award, vesting period					4 years