STOCK INCENTIVE PLANS AND STOCK-BASED COMPENSATION - Weighted Average Fair Value and Underlying Assumptions (Details) - $ / shares shares in Thousands	12 Months Ended
	Jan. 02, 2016	Jan. 03, 2015	Jan. 03, 2015	Dec. 28, 2013
Stock options
Stock-based compensation
Options granted (in shares)	0	0		0
Stock appreciation rights
Weighted average fair value and underlying assumptions for all stock appreciation rights
Fair value (in dollars per share)	$ 7.60	$ 7.85	$ 7.85	$ 6.61
Expected annual volatility (as a percent)	41.79%		46.52%	56.26%
Risk-free interest rate (as a percent)	1.64%		1.59%	0.85%
Expected term (years)	5 years 4 months 24 days		5 years 2 months 12 days	5 years