Document And Entity Information (USD $)	12 Months Ended
	Feb. 26, 2012	May 07, 2012	Aug. 26, 2011
Document And Entity Information [Abstract]
Document Type	10-K
Amendment Flag	false
Document Period End Date	Feb. 26, 2012
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2012
Entity Registrant Name	PARK ELECTROCHEMICAL CORP
Entity Central Index Key	0000076267
Current Fiscal Year End Date	--02-26
Entity Filer Category	Non-accelerated Filer
Entity Common Stock, Shares Outstanding		20,796,620
Entity Well-known Seasoned Issuer	No
Entity Public Float			$ 495,601,245
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No