NATURE OF OPERATIONS

12 Months Ended

Dec. 26, 2018

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Shake Shack Inc. was formed on September 23, 2014 as a Delaware corporation for the purpose of facilitating an initial public offering and other related transactions in order to carry on the business of SSE Holdings, LLC and its subsidiaries. Unless the context otherwise requires, references to "we," "us," "our," "Shake Shack" and the "Company" refer to Shake Shack Inc. and its subsidiaries, including SSE Holdings, LLC, which we refer to as "SSE Holdings."

We operate and license Shake Shack restaurants ("Shacks"), which serve hamburgers, hot dogs, chicken, crinkle cut fries, shakes, frozen custard, beer, wine and more. As of December 26, 2018, there were 208 Shacks in operation, system-wide, of which 124 were domestic company-operated Shacks, 12 were domestic licensed Shacks and 72 were international licensed Shacks.