Document and Entity Information (USD $)	12 Months Ended
	Mar. 02, 2013	Mar. 30, 2013	Aug. 25, 2012
Document and Entity Information
Entity Registrant Name	BED BATH & BEYOND INC
Entity Central Index Key	0000886158
Document Type	10-K
Document Period End Date	Mar. 02, 2013
Amendment Flag	false
Current Fiscal Year End Date	--03-02
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Public Float			$ 14,555,560,334
Entity Common Stock, Shares Outstanding		220,044,578
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	FY