Document and Entity Information - USD ($)	12 Months Ended
	Nov. 02, 2019	May 03, 2019
Cover page.
Document Type	10-K
Document Annual Report	true
Document Period End Date	Nov. 02, 2019
Document Transition Report	false
Entity File Number	1-7819
Entity Registrant Name	Analog Devices, Inc.
Entity Incorporation, State or Country Code	MA
Entity Tax Identification Number	04-2348234
Entity Address, Address Line One	One Technology Way,
Entity Address, City or Town	Norwood,
Entity Address, State or Province	MA
Entity Address, Postal Zip Code	02062-9106
City Area Code	781
Local Phone Number	329-4700
Title of 12(b) Security	Common Stock $0.16 2/3 par value per share
Trading Symbol	ADI
Security Exchange Name	NASDAQ
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
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 Public Float		$ 31,890,000,000
Entity Common Stock, Shares Outstanding	368,302,369
Entity Central Index Key	0000006281
Amendment Flag	false
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	FY
Current Fiscal Year End Date	--11-02