Cover - USD ($)	12 Months Ended
	Dec. 31, 2022	Jan. 31, 2023	Jun. 30, 2022
Document Information [Line Items]
Document Type	10-K
Document Annual Report	true
Document Transition Report	false
Document Period End Date	Dec. 31, 2022
Current Fiscal Year End Date	--12-31
Entity File Number	1-2189
Entity Registrant Name	Abbott Laboratories
Entity Incorporation, State or Country Code	IL
Entity Address, Address Line One	100 Abbott Park Road
Entity Address, City or Town	Abbott Park
Entity Address, State or Province	IL
Entity Address, Postal Zip Code	60064-6400
Entity Tax Identification Number	36-0698440
City Area Code	224
Local Phone Number	667-6100
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
ICFR Auditor Attestation Flag	true
Entity Shell Company	false
Entity Public Float			$ 186,105,046,190
Entity Common Stock, Shares Outstanding		1,737,946,233
Documents Incorporated by Reference	Portions of the 2023 Abbott Laboratories Proxy Statement are incorporated by reference into Part III. The Proxy Statement will be filed on or about March 17, 2023.
Entity Central Index Key	0000001800
Document Fiscal Year Focus	2022
Document Fiscal Period Focus	FY
Amendment Flag	false
New York Stock Exchange
Document Information [Line Items]
Title of 12(b) Security	Common Shares, Without Par Value
Trading Symbol	ABT
Security Exchange Name	NYSE
Chicago Stock Exchange, Inc.
Document Information [Line Items]
Title of 12(b) Security	Common Shares, Without Par Value
Trading Symbol	ABT
Security Exchange Name	CHX