Document and Entity Information - USD ($)	12 Months Ended
	Apr. 30, 2016	Jul. 13, 2016	Oct. 31, 2015
Document And Entity Information [Abstract]
Document Type	10-K
Amendment Flag	false
Document Period End Date	Apr. 30, 2016
Document Fiscal Year Focus	2016
Document Fiscal Period Focus	FY
Trading Symbol	KEQU
Entity Registrant Name	KEWAUNEE SCIENTIFIC CORP /DE/
Entity Central Index Key	0000055529
Current Fiscal Year End Date	--04-30
Entity Well-known Seasoned Issuer	No
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		2,697,628
Entity Public Float			$ 37,653,266