XML 109 R87.htm IDEA: XBRL DOCUMENT
v3.24.0.1

NON-CONTROLLING INTERESTS - Weighted Average Ownership Percentages (Details) | 12 Months Ended
--- | ---
Dec. 27, 2023 | Dec. 28, 2022 | Dec. 29, 2021
Noncontrolling Interest [Abstract] |  |  |
Non-controlling interest holders' weighted average ownership percentages | 6.70% | 6.90% | 7.00%

X
- Definition Noncontrolling Interest, Weighted Average Ownership Percentage + References No definition available. + Details
Name: | shak_NoncontrollingInterestWeightedAverageOwnershipPercentage
Namespace Prefix: | shak_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_NoncontrollingInterestAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration