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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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