Document and Entity Information
Document and Entity Information Document | Jun. 14, 2024 |
Cover [Abstract] | |
Document type | 8-K |
Document period end date | Jun. 14, 2024 |
Entity registrant name | DISCOVER FINANCIAL SERVICES |
Entity file number | 001-33378 |
Entity incorporation, state or country code | DE |
Entity tax identification number | 36-2517428 |
Entity address, address line one | 2500 Lake Cook Road |
Entity address, city or town | Riverwoods |
Entity address, state or province | IL |
Entity address, postal zip code | 60015 |
City area code | 224 |
Local phone number | 405-0900 |
Written communications | false |
Soliciting material | false |
Pre-commencement tender offer | false |
Pre-commencement issuer tender offer | false |
Title of 12(b) security | Common Stock, par value $0.01 per share |
Trading symbol | DFS |
Security exchange name | NYSE |
Entity emerging growth company | false |
Entity central index key | 0001393612 |
Amendment flag | false |