Description of Business and Summary of Significant Accounting Policies - Ownership and Location of Shops (Details)	Jan. 02, 2022 store country
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of shops	1,810
Number of countries operated in | country	30
Company-owned shops
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of shops	971
Franchise shops
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of shops	839
Krispy Kreme U.S. and Canada
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of shops	373
Krispy Kreme U.S. and Canada | Company-owned shops
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of shops	307
Krispy Kreme U.S. and Canada | Franchise shops
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of shops	66
Krispy Kreme International
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of shops	1,227
Krispy Kreme International | Company-owned shops
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of shops	454
Krispy Kreme International | Franchise shops
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of shops	773
Insomnia Cookies
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of shops	210
Insomnia Cookies | Company-owned shops
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of shops	210