Cover - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Feb. 11, 2022	Jun. 30, 2021
Cover [Abstract]
Entity Small Business	false
Title of 12(b) Security	Common stock, $0.00 par value, $0.01 stated value
Document Transition Report	false
Document Annual Report	true
Entity File Number	000-20557
Local Phone Number	893-5050
City Area Code	419
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Document Type	10-K
Entity Shell Company	false
ICFR Auditor Attestation Flag	true
Entity Public Float			$ 939.5
Entity Registrant Name	THE ANDERSONS, INC.
Current Fiscal Year End Date	FY
Entity Central Index Key	0000821026
Amendment Flag	false
Document Period End Date	Dec. 31, 2021
Entity Filer Category	Large Accelerated Filer
Entity Common Stock, Shares Outstanding		33,702,465
Entity Incorporation, State or Country Code	OH
Entity Tax Identification Number	34-1562374
Entity Address, Address Line One	1947 Briarfield Boulevard
Entity Address, City or Town	Maumee
Entity Address, State or Province	OH
Entity Address, Postal Zip Code	43537
Trading Symbol	ANDE
Security Exchange Name	NASDAQ
Entity Emerging Growth Company	false
Documents Incorporated by Reference	Portions of the Proxy Statement for the Annual Meeting of Shareholders to be held on May 6, 2022, are incorporated by reference into Part III (Items 10, 11, 12, 13 and 14) of this Annual Report on Form 10-K. The Proxy Statement will be filed with the Commission within 120 days after the end of the fiscal year to which this report relates.
Document Fiscal Year Focus	2021
Current Fiscal Year End Date	--12-31