Document And Entity Information - USD ($) $ in Millions	12 Months Ended
	Aug. 31, 2024	Oct. 31, 2024	Feb. 29, 2024
Document And Entity Information [Abstract]
Document Type	10-K
Document Annual Report	true
Document Fiscal Period Focus	FY
Current Fiscal Year End Date	--08-31
Document Fiscal Year Focus	2024
Document Period End Date	Aug. 31, 2024
Document Transition Report	false
Entity File Number	001-11107
Entity Registrant Name	Franklin Covey Co.
Entity Incorporation, State or Country Code	UT
Entity Tax Identification Number	87-0401551
Entity Address, Address Line One	2200 West Parkway Boulevard
Entity Address, City or Town	Salt Lake City
Entity Address, State or Province	UT
Entity Address, Postal Zip Code	84119-2331
City Area Code	801
Local Phone Number	817-1776
Title of 12(b) Security	Common Stock, $.05 Par Value
Trading Symbol	FC
Security Exchange Name	NYSE
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
ICFR Auditor Attestation Flag	true
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		13,184,271
Entity Public Float			$ 430.2
Documents Incorporated By Reference	Parts of the Registrant's Definitive Proxy Statement for the Annual Meeting of Shareholders, which is scheduled to be held on January 24, 2025, are incorporated by reference in Part III of this Form 10-K.
Amendment Flag	false
Entity Central Index Key	0000886206
Auditor Firm ID	34
Auditor Name	Deloitte & Touche LLP
Auditor Location	Salt Lake City, Utah
Document Financial Statement Error Correction [Flag]	false