Business Combination and Asset Acquisition, Consideration Transferred

No definition available.

Name:	lzb_BusinessCombinationAndAssetAcquisitionConsiderationTransferred
Namespace Prefix:	lzb_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Guaranteed Future Payments for Asset Acquisitions

+ References

No definition available.

+ Details

Name:	lzb_GuaranteedFuturePaymentsForAssetAcquisitions
Namespace Prefix:	lzb_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Indefinite-Lived Intangible Assets and Goodwill Assets, Amortization Period for Tax Purposes

+ References

No definition available.

+ Details

Name:	lzb_IndefiniteLivedIntangibleAssetsAndGoodwillAssetsAmortizationPeriodForTaxPurposes
Namespace Prefix:	lzb_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Indefinite-Lived Intangible Assets and Goodwill Assets, Useful life, For Tax Purposes

+ References

No definition available.

+ Details

Name:	lzb_IndefiniteLivedIntangibleAssetsAndGoodwillAssetsUsefulLifeForTaxPurposes
Namespace Prefix:	lzb_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of Stores Acquired

+ References

No definition available.

+ Details

Name:	lzb_NumberOfStoresAcquired
Namespace Prefix:	lzb_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of Warehouses Acquired

+ References

No definition available.

+ Details

Name:	lzb_NumberOfWarehousesAcquired
Namespace Prefix:	lzb_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Payments for Asset Acquisitions

+ References

No definition available.

+ Details

Name:	lzb_PaymentsForAssetAcquisitions
Namespace Prefix:	lzb_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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_BusinessAcquisitionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=116859721&loc=d3e6613-128477

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=116859721&loc=d3e6578-128477

+ Details

Name:	us-gaap_BusinessCombinationConsiderationTransferred1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(10)(1))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=120320667&loc=SL49117168-202975

Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
-SubTopic 10
-Section 55
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266

+ Details

Name:	us-gaap_Goodwill
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of increase in assets, excluding financial assets and goodwill, lacking physical substance with an indefinite life, from an acquisition.

+ References

No definition available.

+ Details

Name:	us-gaap_IndefinitelivedIntangibleAssetsAcquired
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 30
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=123362884&loc=d3e9212-128498

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 30
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=123362884&loc=d3e9215-128498

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 25
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=123385561&loc=d3e9135-128495

+ Details

Name:	us-gaap_PaymentsToAcquireProductiveAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_AssetAcquisitionAxis=lzb_IndependentlyOwnedBusinessMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=lzb_IndependentlyOwnedBusinessMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=lzb_RetailSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementGeographicalAxis=stpr_AL
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementGeographicalAxis=lzb_ChattanoogaTennesseeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementGeographicalAxis=country_GB
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=lzb_FurnicoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementGeographicalAxis=lzb_LongIslandMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementGeographicalAxis=lzb_SeattleWashingtonMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Acquisitions (Details) $ in Thousands					3 Months Ended	6 Months Ended	12 Months Ended
Acquisitions (Details) $ in Thousands	Dec. 06, 2021 USD ($) store	Oct. 25, 2021 USD ($)	Aug. 16, 2021 USD ($) store	Sep. 14, 2020 USD ($) store warehouse	Jan. 22, 2022 USD ($)	Apr. 30, 2022 USD ($)	Apr. 30, 2022 USD ($)	Apr. 24, 2021 USD ($)	Apr. 25, 2020 USD ($)
Business Acquisition [Line Items]
Indefinite-lived intangible assets acquired							$ 4,896	$ 2,182
Goodwill						$ 194,604	194,604	175,814	$ 161,017
Independently-owned Business
Business Acquisition [Line Items]
Payments for asset acquisitions					$ 8,000
Independently-owned Business
Business Acquisition [Line Items]
Consideration transferred	$ 8,300
Retail
Business Acquisition [Line Items]
Indefinite-lived intangible assets acquired	$ 4,100
Goodwill						118,951	118,951	$ 107,316	$ 93,941
Retail \| Independently-owned Business
Business Acquisition [Line Items]
Goodwill		$ 9,200				7,400	$ 7,400
Indefinite-lived intangible assets and goodwill assets, useful life	15 years
ALABAMA \| Independently-owned Business
Business Acquisition [Line Items]
Number of stores acquired \| store	4
Chattanooga Tennessee \| Independently-owned Business
Business Acquisition [Line Items]
Number of stores acquired \| store	1
UNITED KINGDOM \| Furnico
Business Acquisition [Line Items]
Total fair value of consideration		$ 13,300
Payments for asset acquisitions						$ 13,900
Long Island \| Independently-owned Business
Business Acquisition [Line Items]
Payments for asset acquisitions			$ 4,400
Long Island \| Independently-owned Business
Business Acquisition [Line Items]
Number of stores acquired \| store			3
Consideration transferred			$ 4,500
Indefinite-lived intangible assets acquired			$ 800
Amortization period for tax purposes			15 years
Long Island \| Retail \| Independently-owned Business
Business Acquisition [Line Items]
Goodwill			$ 4,400
Seattle, Washington \| Independently-owned Business
Business Acquisition [Line Items]
Number of stores acquired \| store				6
Consideration transferred				$ 13,500
Indefinite-lived intangible assets acquired				2,200
Payments for asset acquisitions				$ 2,000
Amortization period for tax purposes				15 years
Number of warehouses acquired \| warehouse				1
Guaranteed future payments for asset acquisitions				$ 9,400
Seattle, Washington \| Retail \| Independently-owned Business
Business Acquisition [Line Items]
Goodwill				$ 12,900