Document And Entity Information - USD ($)	12 Months Ended
	Feb. 26, 2017	May 05, 2017	Aug. 26, 2016
Document Information [Line Items]
Entity Registrant Name	PARK ELECTROCHEMICAL CORP
Entity Central Index Key	0000076267
Trading Symbol	pke
Current Fiscal Year End Date	--02-26
Entity Filer Category	Accelerated Filer
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Well-known Seasoned Issuer	No
Entity Common Stock, Shares Outstanding (in shares)		20,234,671
Entity Public Float			$ 326,334,973
Document Type	10-K
Document Period End Date	Feb. 26, 2017
Document Fiscal Year Focus	2017
Document Fiscal Period Focus	FY
Amendment Flag	false