Restructuring and Related Cost, Number Of Stores Closed

No definition available.

Name:	bbby_RestructuringAndRelatedCostNumberOfStoresClosed
Namespace Prefix:	bbby_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Restructuring and Related Cost, Number of Stores Expected to Close

+ References

No definition available.

+ Details

Name:	bbby_RestructuringAndRelatedCostNumberOfStoresExpectedToClose
Namespace Prefix:	bbby_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Transformation Costs

+ References

No definition available.

+ Details

Name:	bbby_TransformationCosts
Namespace Prefix:	bbby_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and termination benefits associated with an ongoing benefit arrangement. Excludes expenses associated with special or contractual termination benefits, a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585

+ Details

Name:	us-gaap_BusinessExitCosts1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The number of positions eliminated during the period as a result of restructuring activities.

+ References

No definition available.

+ Details

Name:	us-gaap_RestructuringAndRelatedCostNumberOfPositionsEliminated
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 45
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=109237686&loc=d3e17752-110868

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 5.P.3)
-URI https://asc.fasb.org/extlink&oid=115931487&loc=d3e140864-122747

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4(b)(1))
-URI https://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747

+ Details

Name:	us-gaap_RestructuringCharges
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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_RestructuringCostAndReserveLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-URI https://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB TOPIC 5.P.4(b)(2))
-URI https://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747

+ Details

Name:	us-gaap_RestructuringReserve
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

+ References

+ Details

Name:	us-gaap_SeveranceCosts1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	us-gaap_RestructuringPlanAxis=bbby_Fiscal2021RestructuringChargesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IncomeStatementLocationAxis=bbby_RestructuringChargesAndTransformationInitiativeChargesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RestructuringCostAndReserveAxis=bbby_NetworkOptimizationProgramMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RestructuringCostAndReserveAxis=us-gaap_OtherRestructuringMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_CostOfSalesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RestructuringCostAndReserveAxis=bbby_StoreClosuresAndOtherTransformationInitiativesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RestructuringCostAndReserveAxis=bbby_BrandInitiativesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RestructuringPlanAxis=bbby_Fiscal2020RestructuringChargesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RestructuringCostAndReserveAxis=us-gaap_EmployeeSeveranceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RestructuringPlanAxis=bbby_Fiscal2021RestructuringChargesRelatedToStoreFleetOptimizationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RestructuringPlanAxis=bbby_Fiscal2019RestructuringChargesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Restructuring and Transformation Activities (Details) $ in Millions	3 Months Ended	9 Months Ended	12 Months Ended
	Nov. 27, 2021 USD ($) store	Nov. 27, 2021 USD ($) store	Feb. 26, 2022 USD ($) store	Feb. 27, 2021 USD ($) store	Feb. 29, 2020 USD ($)
Fiscal 2021 Restructuring Charges
Restructuring Cost and Reserve [Line Items]
Number of stores closed \| store			207
Lease-related costs	$ 6.9	$ 28.3
Restructuring Reserve			$ 15.0
Fiscal 2021 Restructuring Charges \| Restructuring Charges And Transformation Initiative Charges
Restructuring Cost and Reserve [Line Items]
Transformation initiative costs			281.2
Fiscal 2021 Restructuring Charges \| Network Optimization Program
Restructuring Cost and Reserve [Line Items]
Severance costs			2.4
Lease-related costs			45.5
Fiscal 2021 Restructuring Charges \| Other Restructuring \| Cost of Sales
Restructuring Cost and Reserve [Line Items]
Transformation initiative costs			137.2
Fiscal 2021 Restructuring Charges \| Other Restructuring \| Restructuring Charges And Transformation Initiative Charges
Restructuring Cost and Reserve [Line Items]
Transformation initiative costs			96.1
Fiscal 2021 Restructuring Charges \| Store Closures and Other Transformation Initiatives \| Cost of Sales
Restructuring Cost and Reserve [Line Items]
Transformation initiative costs			12.0
Fiscal 2021 Restructuring Charges \| Store Closures and Other Transformation Initiatives \| Restructuring Charges And Transformation Initiative Charges
Restructuring Cost and Reserve [Line Items]
Transformation initiative costs			144.0
Fiscal 2021 Restructuring Charges \| Brand Initiatives \| Cost of Sales
Restructuring Cost and Reserve [Line Items]
Transformation initiative costs			$ 125.2
Fiscal 2020 Restructuring Charges
Restructuring Cost and Reserve [Line Items]
Number of stores closed \| store				144
Number of stores expected to close \| store				200
Restructuring charges				$ 149.3
Number of positions affected by workforce reduction \| store				2,800
Restructuring Reserve				$ 23.0
Fiscal 2020 Restructuring Charges \| Network Optimization Program
Restructuring Cost and Reserve [Line Items]
Severance costs				5.3
Lease-related costs				39.2
Fiscal 2020 Restructuring Charges \| Network Optimization Program \| Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring charges				21.0
Fiscal 2020 Restructuring Charges \| Employee Severance
Restructuring Cost and Reserve [Line Items]
Severance costs				23.1
Fiscal 2020 Restructuring Charges \| Other Restructuring \| Cost of Sales
Restructuring Cost and Reserve [Line Items]
Transformation initiative costs				26.1
Fiscal 2020 Restructuring Charges \| Other Restructuring \| Restructuring Charges And Transformation Initiative Charges
Restructuring Cost and Reserve [Line Items]
Transformation initiative costs				$ 34.6
Fiscal 2021 Restructuring Charges related to Store Fleet Optimization
Restructuring Cost and Reserve [Line Items]
Number of stores closed \| store	5	26	63
Fiscal 2019 Restructuring Charges
Restructuring Cost and Reserve [Line Items]
Restructuring charges					$ 102.5