v3.25.1
Cover
Jun. 09, 2025
Document Information [Line Items]  
Document Type 8-K
Document Period End Date Jun. 09, 2025
Entity Registrant Name SYNCHRONY FINANCIAL
Entity Incorporation, State or Country Code DE
Entity File Number 001-36560
Entity Tax Identification Number 51-0483352
Entity Address, Address Line One 777 Long Ridge Road
Entity Address, Postal Zip Code 06902
Entity Address, State or Province CT
Entity Address, City or Town Stamford,
City Area Code 203
Local Phone Number 585-2400
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Entity Central Index Key 0001601712
Amendment Flag false
Common Stock  
Document Information [Line Items]  
Title of 12(b) Security Common stock, par value $0.001 per share
Trading Symbol SYF
Security Exchange Name NYSE
Series A Preferred Stock  
Document Information [Line Items]  
Title of 12(b) Security Depositary Shares Each Representing a 1/40th Interest in a Share of 5.625% Fixed Rate Non-Cumulative Perpetual Preferred Stock, Series A
Trading Symbol SYFPrA
Security Exchange Name NYSE
Series B Preferred Stock  
Document Information [Line Items]  
Title of 12(b) Security Depositary Shares Each Representing a 1/40th Interest in a Share of 8.250% Fixed Rate Reset Non-Cumulative Perpetual Preferred Stock, Series B
Trading Symbol SYFPrB
Security Exchange Name NYSE