Expense (income) recognized during the period for share-based compensation awards that are settled in cash.

No definition available.

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

- Definition

Expense recognized during the period for share-based compensation awards that are settled in stock.

+ References

No definition available.

+ Details

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Namespace Prefix:	lzb_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- 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

+ Details

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

- References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- 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

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems
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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(3)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

+ Details

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Details

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Namespace Prefix:
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- Details

Name:	us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember
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Data Type:	na
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- Details

Name:	us-gaap_AwardTypeAxis=us-gaap_RestrictedStockUnitsRSUMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember
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Data Type:	na
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- Details

Name:	us-gaap_PlanNameAxis=lzb_A2022PlanMember
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Stock-Based Compensation - Plans and Expense (Details) - USD ($) $ in Thousands, shares in Millions	12 Months Ended
	Apr. 29, 2023	Apr. 30, 2022	Apr. 24, 2021	Apr. 28, 2018
Stock-based compensation expense recognized for outstanding grants
Equity-based awards expense	$ 12,458	$ 11,858	$ 12,671
Liability-based awards expense	162	(1,131)	1,878
Total stock-based compensation expense	12,620	10,727	14,549
Stock options
Stock-based compensation expense recognized for outstanding grants
Equity-based awards expense	2,076	1,973	2,959
Restricted stock
Stock-based compensation expense recognized for outstanding grants
Equity-based awards expense	5,069	3,720	3,367
Restricted stock units
Stock-based compensation expense recognized for outstanding grants
Equity-based awards expense	1,020	1,194	840
Performance-based units
Stock-based compensation expense recognized for outstanding grants
Equity-based awards expense	$ 4,293	$ 4,971	$ 5,505
2022 Plan
Stock-Based Compensation
Aggregate number of common shares that may be issued through awards (in shares)				2.8