Description of Business	12 Months Ended
Dec. 29, 2019
Description of Business
Description of Business	1. Description of Business Papa John’s International, Inc. (referred to as the “Company,” “Papa John’s” or in the first person notations of “we,” “us” and “our”), operates and franchises pizza delivery and carryout restaurants under the trademark “Papa John’s,” in 49 countries and territories as of December 29, 2019. Substantially all revenues are derived from retail sales of pizza and other food and beverage products by Company-owned restaurants, franchise royalties, sales of franchise and development rights, and sales to franchisees of food and paper products, printing and promotional items and information systems and related services used in their operations.

The entire disclosure for the nature of an entity's business, major products or services, principal markets including location, and the relative importance of its operations in each business and the basis for the determination, including but not limited to, assets, revenues, or earnings. For an entity that has not commenced principal operations, disclosures about the risks and uncertainties related to the activities in which the entity is currently engaged and an understanding of what those activities are being directed toward.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e5967-108592

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-URI http://asc.fasb.org/topic&trid=2134479

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