Document and Entity Information - USD ($)	12 Months Ended
	Dec. 31, 2021	Mar. 10, 2022	Jun. 30, 2021
Cover [Abstract]
Document Type	10-K
Document Annual Report	true
Current Fiscal Year End Date	--12-31
Document Period End Date	Dec. 31, 2021
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	FY
Document Transition Report	false
Entity File Number	001-38046
Entity Registrant Name	ICC Holdings, Inc.
Entity Central Index Key	0001681903
Entity Incorporation, State or Country Code	PA
Entity Tax Identification Number	81-3359409
Entity Address, Address Line One	225 20th Street
Entity Address, City or Town	Rock Island
Entity Address, State or Province	IL
Entity Address, Postal Zip Code	61201
City Area Code	309
Local Phone Number	793-1700
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
ICFR Auditor Attestation Flag	false
Entity Shell Company	false
Title of 12(b) Security	Common Stock, par value $0.01 per share
Trading Symbol	ICCH
Security Exchange Name	NASDAQ
Entity Common Stock, Shares Outstanding		3,295,356
Entity Public Float			$ 34,813,105
Amendment Flag	false
Documents Incorporated by Reference [Text Block]	Portions of the definitive Proxy Statement for our 2022 Annual Meeting of Shareholders which is to be filed within 120 days after the end of the fiscal year ended December 31, 2021, are incorporated by reference into Part III of this Form 10-K, to the extent described in Part III.
Auditor Firm ID	262
Auditor Location	Park Ridge, IL
Auditor Name	Johnson Lambert LLP