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Cover
Jul. 13, 2023
Jan. 13, 2023
Cover [Abstract]    
Document Type 8-K  
Document Period End Date Jul. 13, 2023  
Entity Registrant Name Fidelity National Financial, Inc.  
Entity File Number   001-32630
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 16-1725106  
Entity Address, City or Town   Jacksonville
Entity Address, State or Province   FL
Entity Address, Postal Zip Code 32204  
Entity Address, Address Line One   601 Riverside Avenue
City Area Code 904  
Local Phone Number 854-8100  
Written Communications false  
Soliciting Material false  
Pre-commencement Tender Offer false  
Pre-commencement Issuer Tender Offer false  
Title of 12(b) Security FNF Common Stock, $0.0001 par value  
Trading Symbol FNF  
Security Exchange Name NYSE  
Entity Emerging Growth Company false  
Entity Central Index Key 0001331875  
Amendment Flag false