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NATURE OF OPERATIONS - Organizational Transactions (Details) |  | 4 Months Ended | 11 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Feb. 04, 2015 shares | Feb. 04, 2015 | Feb. 04, 2015 entity | Feb. 04, 2015 business | Dec. 30, 2015 shares | Dec. 30, 2015 shares | Dec. 28, 2016 shares | Dec. 30, 2015 shares
Class of Stock [Line Items] |  |  |  |  |  |  |  |
Number of entities acquired |  |  | 2 | 2 |  |  |  |
LLC interests acquired | 5,968,841 |  |  |  | 2,848,035 |  | 5,207,149 | 6,003,308
Ownership percent of noncontrolling interest | 33.30% | 33.30% | 33.30% | 33.30% | 54.60% | 54.60% | 69.10% | 54.60%
Noncontrolling owners ownership percentage | 66.70% | 66.70% | 66.70% | 66.70% | 45.40% | 45.40% | 30.90% | 45.40%
Class A Common Stock |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |
Ratio of common stock to limited liability company interest |  | 1 |  |  |  |  |  |
Class A Common Stock | Common stock |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |
Shares issued during the period | 5,968,841 |  |  |  |  | 5,750,000 |  |
Class B Common Stock |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |
Ratio of common stock to limited liability company interest |  | 1 |  |  |  |  |  |
Class B Common Stock | Common stock |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |
Shares issued during the period | 30,160,694 |  |  |  |  |  |  |
Effect of redemption (shares) | 5,968,841 |  |  |  | 2,848,035 |  | 5,207,149 |

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