Acquisitions - Narrative (Details) $ in Thousands			3 Months Ended		12 Months Ended
	Oct. 04, 2021 USD ($) store	Dec. 08, 2020 USD ($)	Oct. 02, 2022 USD ($) store franchisee	Apr. 04, 2021 USD ($) store franchisee	Jan. 01, 2023 USD ($) store	Jan. 02, 2022 USD ($)	Jan. 03, 2021 USD ($) franchisee store
Business Acquisition [Line Items]
Number of shops | store					1,940
Purchase of equity method investment					$ 989	$ 0	$ 0
Total net revenues					1,529,898	1,384,391	1,122,036
Net loss attributable to Krispy Kreme, Inc.					$ (15,622)	(24,506)	$ (64,301)
Business Combination, Bargain Purchase, Gain, Statement of Income or Comprehensive Income [Extensible Enumeration]							Other Operating Income (Expense), Net
KK Canada
Business Acquisition [Line Items]
Ownership percentage by noncontrolling owners	40.00%
Krispy Kreme France
Business Acquisition [Line Items]
Ownership percentage					33.00%
Krispy Kreme US Shops 2022
Business Acquisition [Line Items]
Number of businesses acquired | franchisee			1
Number of shops | store			7
Number of shops under construction | store			1
Purchase consideration, net			$ 19,400
Consideration transferred, cash			17,300
Consideration transferred, amount withheld to cover indemnification claims			1,200
Consideration transferred, settlement for pre-existing relationships			900
Disposal of acquiree intangible assets, cumulative net book value			$ 600
Consideration payable, payment period			12 months
Consideration transferred, accounts and financing receivable, net of deferred revenue, write-off			$ 300
Total revenue					$ 3,700
Net income					$ 300
Krispy Kreme France
Business Acquisition [Line Items]
Purchase of equity method investment			$ 1,000
Krispy Kreme France | Krispy Kreme France
Business Acquisition [Line Items]
Ownership percentage			33.00%
KK Canada 2021
Business Acquisition [Line Items]
Number of shops | store	10
Purchase consideration, net	$ 14,700
Consideration transferred, cash	14,400
Consideration transferred, settlement for pre-existing relationships	300
Disposal of acquiree intangible assets, cumulative net book value	$ 300
Percentage of interests acquired	60.00%
Goodwill and franchise rights deductible amount to reduce income tax expense	$ 100
Fair value of equity interest	$ 9,800
KK U.S. Shops 2021
Business Acquisition [Line Items]
Number of businesses acquired | franchisee				2
Number of shops | store				17
Purchase consideration, net				$ 38,100
Consideration transferred, cash				33,900
Consideration transferred, amount withheld to cover indemnification claims				900
Consideration transferred, settlement for pre-existing relationships				3,300
Disposal of acquiree intangible assets, cumulative net book value				$ 2,700
Consideration payable, payment period				12 months
Consideration transferred, accounts and financing receivable, net of deferred revenue, write-off				$ 600
KK U.S. and Canada 2021
Business Acquisition [Line Items]
Fair value of equity interest				$ 9,822
Total revenue						44,100
Net income						$ 4,300
KK Japan
Business Acquisition [Line Items]
Number of shops | store					44
Purchase consideration, net		$ 3,800
Disposal of acquiree intangible assets, cumulative net book value		3,900
Consideration transferred, accounts and financing receivable, net of deferred revenue, write-off		$ (100)
Bargain purchase gain							$ 700
KK U.S. Shops 2020
Business Acquisition [Line Items]
Number of businesses acquired | franchisee							8
Number of shops | store							51
Purchase consideration, net							$ 89,900
Consideration transferred, cash							80,400
Consideration transferred, settlement for pre-existing relationships							9,500
Disposal of acquiree intangible assets, cumulative net book value							6,900
Consideration transferred, accounts and financing receivable, net of deferred revenue, write-off							2,600
KK Japan and KK U.S. Shops
Business Acquisition [Line Items]
Total net revenues							38,500
Net loss attributable to Krispy Kreme, Inc.							$ 300