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Commitments and Contingencies (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2026 | Mar. 31, 2025
Commitments and Contingencies Disclosure [Abstract] |  |
Changes in lease balances resulting from lease modification | $ 678 | $ 0

X
- Definition Increase (Decrease) In Operating Leases, Right of Use Assets (Liability) + References No definition available. + Details
Name: | sttk_IncreaseDecreaseInOperatingLeasesRightOfUseAssetsLiability
Namespace Prefix: | sttk_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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