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NON-CONTROLLING INTERESTS - Redemption of LLC Interests (Details) - shares | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 26, 2024 | Jun. 28, 2023 | Jun. 26, 2024 | Jun. 28, 2023
Limited Liability Company |  |  |  |
Class of Stock [Line Items] |  |  |  |
Number of LLC Interests received by Shake Shack Inc. (in shares) | 331,591 | 44,341 | 492,658 | 164,248
Number of units redeemed (in shares) | 313,077 | 0 | 346,577 | 25,000
Stock options | Limited Liability Company |  |  |  |
Class of Stock [Line Items] |  |  |  |
Number of LLC Interests received by Shake Shack Inc. (in shares) | 18,514 | 44,341 | 146,081 | 139,248
Redemptions by NCI Holders | Limited Liability Company |  |  |  |
Class of Stock [Line Items] |  |  |  |
Number of units redeemed (in shares) | 313,077 | 0 | 346,577 | 25,000
Common Stock | Class A Common Stock |  |  |  |
Class of Stock [Line Items] |  |  |  |
Shares of Class A common stock issued in connection with redemptions of LLC Interests (in shares) | 313,077 | 0 | 346,577 | 25,000
Common Stock | Class B Common Stock |  |  |  |
Class of Stock [Line Items] |  |  |  |
Shares of Class A common stock issued in connection with redemptions of LLC Interests (in shares) | (313,077) | 0 | (346,577) | (25,000)
Shares of Class B common stock surrendered and canceled (in shares) | 313,077 | 0 | 346,577 | 25,000

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