Share-based Compensation - Schedule of RSU Unrecognized Compensation Expense (Details) - Restricted Stock Units (RSUs) $ in Thousands	9 Months Ended
Oct. 03, 2021 USD ($)
KKI
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized Compensation Cost	$ 64,500
Recognized Over a Weighted-Average Period of	3 years 3 months 18 days
KKUK
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized Compensation Cost	$ 278
Recognized Over a Weighted-Average Period of	1 year 7 months 6 days
Insomnia Cookies
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized Compensation Cost	$ 1,983
Recognized Over a Weighted-Average Period of	3 years 3 months 18 days
KK Australia
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized Compensation Cost	$ 755
Recognized Over a Weighted-Average Period of	1 year 3 months 18 days
KK Mexico
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized Compensation Cost	$ 1,760
Recognized Over a Weighted-Average Period of	4 years 2 months 12 days

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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