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LEASES - Narrative (Details) $ in Thousands | Dec. 27, 2023 USD ($)
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Leases [Abstract] |
Operating lease for non-cancellable leases | $ 154,198

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- Definition Operating Lease For Non-Cancellable Leases + References No definition available. + Details
Name: | shak_OperatingLeaseForNonCancellableLeases
Namespace Prefix: | shak_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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