Document and Entity Information - shares	6 Months Ended
	Jun. 30, 2019	Aug. 02, 2019
Document And Entity Information [Abstract]
Entity Registrant Name	QUICKLOGIC CORPORATION
Entity Central Index Key	0000882508
Current Fiscal Year End Date	--12-30
Entity Filer Category	Accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Document Type	10-Q
Document Period End Date	Jun. 30, 2019
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q2
Amendment Flag	false
Entity Common Stock, Shares Outstanding		116,318,293
Trading Symbol	QUIK
Entity Shell Company	false
Entity File Number	000-22671
Entity Tax Identification Number	770188504
Entity Address, Address Line One	2220 Lundy Avenue
Entity Address, City or Town	San Jose
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	95131-1816
City Area Code	(408)
Local Phone Number	990-4000
Entity Current Reporting Status	Yes