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NON-CONTROLLING INTERESTS - Narrative (Details) |  | 1 Months Ended | 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 | Aug. 31, 2015 shares | Feb. 28, 2015 shares | Dec. 30, 2015 shares | Dec. 30, 2015 shares | Dec. 28, 2016 shares | Dec. 30, 2015 shares
Noncontrolling Interest [Line Items] |  |  |  |  |  |  |  |  |  |  |
Weighted average ownership percentage |  |  |  |  |  |  |  |  |  | 36.80% | 61.00%
Units purchased during the period (shares) |  |  |  |  |  |  | 5,750,000 |  |  |  |
Units acquired during the period (shares) | 5,968,841 |  |  |  |  |  |  | 2,848,035 |  | 5,207,149 | 6,003,308
Number of entities acquired |  |  | 2 | 2 |  |  |  |  |  |  |
LLC interests issued for share-based compensation (shares) | 339,306 |  |  |  |  |  |  |  |  |  |
Ownership percent of noncontrolling interest | 33.30% | 33.30% | 33.30% | 33.30% | 54.60% |  |  | 54.60% | 54.60% | 69.10% | 54.60%
Class A Common Stock |  |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |  |  |  |  |  |
Ratio of common stock to limited liability company interest |  | 1 |  |  |  |  |  |  |  |  |
Class A Common Stock | Common stock |  |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |  |  |  |  |  |
Issuance of class A common stock in settlement of unit appreciation rights (shares) | 339,306 |  |  |  | 1,727,804 |  |  |  | 339,306 | 339,306 |
Secondary offering |  |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |  |  |  |  |  |
Units acquired during the period (shares) |  |  |  |  |  | 3,155,273 |  |  |  |  |
Limited Liability Company |  |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of units redeemed (shares) |  |  |  |  |  |  |  | 2,848,035 |  | 5,207,149 |
Limited Liability Company | Secondary offering |  |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of units redeemed (shares) |  |  |  |  |  | 3,155,273 |  |  |  |  |
Stock options |  |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |  |  |  |  |  |
Units acquired during the period (shares) |  |  |  |  |  |  |  |  |  | 154,976 | 0

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