Basis of Presentation (Notes)	12 Months Ended
	Jan. 01, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Basis Of Presentation	Business DescriptionAt January 1, 2023 Carrols Restaurant Group, Inc. ("Carrols Restaurant Group") operated, as franchisee, 1,022 Burger King restaurants in 23 Northeastern, Midwestern, Southcentral and Southeastern states and 65 Popeyes restaurants in seven Southeastern states. Carrols Restaurant Group is a holding company and conducts all of its operations through its direct and indirect wholly-owned subsidiaries Carrols Corporation and New CFH, LLC and their wholly-owned subsidiaries. Carrols Corporation's material direct and indirect wholly-owned subsidiaries include its wholly-owned subsidiary Carrols LLC, a Delaware limited liability company. New CFH LLC's material direct and indirect wholly-owned subsidiaries include Frayser Quality, LLC and Nashville Quality, LLC (and together with New CFH, LLC's immaterial direct and indirect subsidiaries, collectively, "New CFH"). Unless the context otherwise requires, Carrols Restaurant Group and its direct and indirect wholly-owned subsidiaries are collectively referred to as the "Company".