Accounting Policies [Line Items]

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- Definition

Immaterial Reclassification

+ References

No definition available.

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- Definition

income tax expense (benefit) narrative

+ References

No definition available.

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- Definition

Lessee, Operating Lease, Lease Payment Adjustment, Percentage

+ References

No definition available.

+ Details

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- Definition

Lessee, Operating Lease, Not Yet Commenced, Amount

+ References

No definition available.

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- Definition

Lessor, Operating Lease, Square Footage

+ References

No definition available.

+ Details

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- Definition

Operating Lease, Increase in Lease Payments, Percentage

+ References

No definition available.

+ Details

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- Definition

Area of a real estate property.

+ References

No definition available.

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319

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- Definition

Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980

+ Details

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- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

+ Details

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- Definition

Term of lessor's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI https://asc.fasb.org/extlink&oid=124258985&loc=SL77919359-209981

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- Definition

The carrying value as of the balance sheet date of the noncurrent portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ 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 210.5-02.22)
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 45
-Paragraph 14
-URI https://asc.fasb.org/extlink&oid=99376301&loc=d3e1336-112600

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 45
-Paragraph 13
-URI https://asc.fasb.org/extlink&oid=99376301&loc=d3e1314-112600

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- Definition

Amount of operating lease expense. Excludes sublease income.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 4
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=123391704&loc=SL77918638-209977

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Summary of Significant Accounting Policies - Additional Information (Details)	3 Months Ended		9 Months Ended
	Oct. 29, 2022 USD ($) ft²	Oct. 30, 2021 USD ($)	Oct. 29, 2022 USD ($) ft²	Oct. 30, 2021 USD ($)	Apr. 30, 2022
Accounting Policies [Line Items]
Lessee terms	10 years		10 years
Operating lease renewal term (in years)					10 years
Lessee, operating lease, lease payment adjustment, percentage			5.00%
Lessor, operating lease, square footage \| ft²			5,887
Lessor, operating lease, term of contract	5 years		5 years
Lessor, operating lease, not yet commenced, amount	$ 2,300,000		$ 2,300,000
Income tax expense (benefit) narrative			$ 3,700,000	$ 17,900,000
Effective income tax rate reconciliation, percent			27.20%	25.50%
Deferred tax assets, gross		$ 11,900,000		$ 11,900,000
Long-term line of credit, noncurrent		200,000		200,000
Immaterial reclassification		94,000		283,000
10 and 12 Whatney, Irvine, California \| Office and warehouse space
Accounting Policies [Line Items]
Area of real estate property \| ft²	172,000		172,000
Operating lease rent expense	$ 500,000	1,600,000	$ 500,000	1,600,000
11 Whatney, Irvine, California \| Office and warehouse space
Accounting Policies [Line Items]
Area of real estate property \| ft²	26,000		26,000
Operating lease rent expense	$ 200,000	100,000	$ 400,000	300,000
11 Whatney, Irvine, California \| Minimum
Accounting Policies [Line Items]
Operating lease, increase in lease payments, percentage			3.00%
11 Whatney, Irvine, California \| Maximum
Accounting Policies [Line Items]
Operating lease, increase in lease payments, percentage			7.00%
17 Pasteur, Irvine, California \| Office and warehouse space
Accounting Policies [Line Items]
Area of real estate property \| ft²	81,000		81,000
Operating lease rent expense	$ 400,000	$ 300,000	$ 1,100,000	$ 700,000
17 Pasteur, Irvine, California \| Minimum
Accounting Policies [Line Items]
Operating lease, increase in lease payments, percentage			3.00%
17 Pasteur, Irvine, California \| Maximum
Accounting Policies [Line Items]
Operating lease, increase in lease payments, percentage			7.00%