Document And Entity Information - shares	6 Months Ended
	Aug. 26, 2018	Oct. 04, 2018
Document Information [Line Items]
Entity Registrant Name	PARK ELECTROCHEMICAL CORP
Entity Central Index Key	0000076267
Trading Symbol	pke
Current Fiscal Year End Date	--03-03
Entity Filer Category	Accelerated Filer
Entity Current Reporting Status	Yes
Entity Common Stock, Shares Outstanding (in shares)		20,277,108
Document Type	10-Q
Document Period End Date	Aug. 26, 2018
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q2
Amendment Flag	false
Entity Emerging Growth Company	false
Entity Small Business	false