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NON-CONTROLLING INTERESTS (Tables) | 12 Months Ended
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Dec. 28, 2016
Noncontrolling Interest [Abstract] |
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest [Table Text Block] | The following table summarizes the ownership interest in SSE Holdings as of December 28, 2016 and December 30, 2015:
| 2016 |  |  | 2015 |
| LLC Interests |  |  | Ownership % |  |  | LLC Interests |  |  | Ownership % |
Number of LLC Interests held by Shake Shack Inc. | 25,151,384 |  |  | 69.1 | % |  | 19,789,259 |  |  | 54.6 | %
Number of LLC Interests held by non-controlling interest holders | 11,253,592 |  |  | 30.9 | % |  | 16,460,741 |  |  | 45.4 | %
Total LLC Interests outstanding | 36,404,976 |  |  | 100.0 | % |  | 36,250,000 |  |  | 100.0 | %
Schedule of non-controlling interest | The following table summarizes the effects of changes in ownership in SSE Holdings on our equity during fiscal 2016, 2015 and 2014.
| 2016 |  |  | 2015 |  |  | 2014 |
Net income (loss) attributable to Shake Shack Inc. | $ | 12,446 |  |  | $ | (8,776 | ) |  | $ | 2,118 |
Other comprehensive loss: |  |  |  |  |
| Unrealized holding losses on available-for-sale securities | (10 | ) |  | (5 | ) |  | — |
Transfers (to) from non-controlling interests: |  |  |  |  |
| Increase in additional paid-in capital as a result of settlement of unit appreciation rights | — |  |  | 987 |  |  | — |
| Decrease in additional paid-in capital as a result of the organizational transactions completed in connection with our IPO | — |  |  | (75,182 | ) |  | — |
| Increase in additional paid-in capital as a result of the redemption of LLC Interests | 16,986 |  |  | 19,934 |  |  | — |
| Increase in additional paid-in capital as a result of the USC Merger | — |  |  | 5,908 |  |  | — |
| Increase in additional paid-in capital as a result of stock option exercises and the related income tax effect | 825 |  |  | — |  |  | — |
Total effect of changes in ownership interest on equity attributable to Shake Shack Inc. | $ | 30,247 |  |  | $ | (57,134 | ) |  | $ | 2,118 |

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- Definition Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest [Table Text Block] + References No definition available. + Details
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- Definition The tabular disclosure of the effects of any changes in a parent's ownership interest in a subsidiary on the equity attributable to the parent if the ownership interests in a subsidiary changes during the period. The changes represented by this element did not result in the deconsolidation of the subsidiary. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4M -URI http://asc.fasb.org/extlink&oid=65897068&loc=SL4591554-111686 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=64809438&loc=SL4573702-111684 + Details
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