v3.25.2
Document and Entity Information
Aug. 01, 2025
Document And Entity Information [Line Items]  
Entity Registrant Name HARTFORD INSURANCE GROUP, INC.
Amendment Flag false
Entity Central Index Key 0000874766
Document Type 8-K
Document Period End Date Aug. 01, 2025
Entity Incorporation State Country Code DE
Entity File Number 001-13958
Entity Tax Identification Number 13-3317783
Entity Address, Address Line One The Hartford Insurance Group
Entity Address, Address Line Two Inc.
Entity Address, Address Line Three One Hartford Plaza
Entity Address, City or Town Hartford
Entity Address, State or Province CT
Entity Address, Postal Zip Code 06155
City Area Code (860)
Local Phone Number 547-5000
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Common Stock [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Common Stock, par value $0.01 per share
Trading Symbol HIG
Security Exchange Name NYSE
Deferrable Notes [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 6.10% Notes due October 1, 2041
Trading Symbol HIG 41
Security Exchange Name NYSE
Noncumulative Preferred Stock [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Depositary Shares, Each Representing a 1/1,000th Interest in a Share of 6.000% Non-Cumulative Preferred Stock, Series G, par value $0.01 per share
Trading Symbol HIG PR G
Security Exchange Name NYSE