Document And Entity Information - USD ($) $ in Millions	12 Months Ended
	Aug. 31, 2018	Oct. 31, 2018	Feb. 28, 2018
Document And Entity Information [Abstract]
Document Type	10-K
Document Period End Date	Aug. 31, 2018
Amendment Flag	false
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2018
Entity Registrant Name	FRANKLIN COVEY CO
Entity Central Index Key	0000886206
Current Fiscal Year End Date	--08-31
Entity Filer Category	Accelerated Filer
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
Trading Symbol	fc
Entity Common Stock, Shares Outstanding		13,918,219
Entity Public Float			$ 172.6