Cover Page - shares	9 Months Ended
	Oct. 31, 2020	Nov. 30, 2020
Cover [Abstract]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Oct. 31, 2020
Document Transition Report	false
Entity File Number	0-14338
Entity Registrant Name	AUTODESK, INC.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	94-2819853
Entity Address, Address Line One	111 McInnis Parkway,
Entity Address, City or Town	San Rafael,
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	94903
City Area Code	415
Local Phone Number	507-5000
Title of 12(b) Security	Common Stock, par value $0.01 per share
Trading Symbol	ADSK
Security Exchange Name	NASDAQ
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		219,889,403
Amendment Flag	false
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	Q3
Entity Central Index Key	0000769397
Current Fiscal Year End Date	--01-31