This element represents the temporary valuation adjustment related to available-for-sale investment securities which is recorded in accumulated other comprehensive (loss) income.

No definition available.

+ Details

Name:	bbby_AvailableForSaleSecuritiesTemporaryImpairmentAdjustmentAccumulatedOtherComprehensiveIncomeLoss
Namespace Prefix:	bbby_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Represents the estimated redemption period, used as an input to measure fair value.

+ References

No definition available.

+ Details

Name:	bbby_EstimatedRedemptionPeriod
Namespace Prefix:	bbby_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the coupon rate, used as an input to measure fair value.

+ References

No definition available.

+ Details

Name:	bbby_FairValueInputsCouponRate
Namespace Prefix:	bbby_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	bbby_Note2FairValueMeasurementsDetailsLineItems
Namespace Prefix:	bbby_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (bbb)

-URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258

+ Details

Name:	us-gaap_FairValueInputsDiscountRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Note 2 - Fair Value Measurements (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Jun. 01, 2013 Income Approach Valuation Technique [Member]	Jun. 01, 2013 Income Approach Valuation Technique [Member] Minimum [Member]	Jun. 01, 2013 Income Approach Valuation Technique [Member] Maximum [Member]	Jun. 01, 2013 Auction Rate Securities [Member]	Mar. 02, 2013 Auction Rate Securities [Member]
Note 2 - Fair Value Measurements (Details) [Line Items]
Available For Sale Securities Temporary Impairment Adjustment Accumulated Other Comprehensive Income Loss (in Dollars)				$ 2.4	$ 2.0
Fair Value Inputs Coupon Rate		0.20%	0.25%
Estimated Redemption Period	5 years
Fair Value Inputs, Discount Rate	1.21%