v3.23.1
Cover Page
Jun. 02, 2023
Cover [Abstract]  
Document Type 8-K
Document Period End Date Jun. 02, 2023
Entity Registrant Name DENNY’S CORPORATION
Entity Central Index Key 0000852772
Amendment Flag false
Entity Incorporation, State or Country Code DE
Entity File Number 0-18051
Entity Tax Identification Number 13-3487402
Entity Address, Address Line One 203 East Main Street
Entity Address, City or Town Spartanburg
Entity Address, State or Province SC
Entity Address, Postal Zip Code 29319-0001
City Area Code 864
Local Phone Number 597-8000
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security $.01 Par Value, Common Stock
Trading Symbol DENN
Security Exchange Name NASDAQ
Entity Emerging Growth Company false