STOCK-BASED COMPENSATION - Schedule of Shares Available for Grant (Details) - shares shares in Thousands		12 Months Ended
	Apr. 23, 2015	Jan. 01, 2017	Jan. 03, 2016	Dec. 28, 2014
Shares Available for Grant
Options granted (in shares)		(842)	(225)	(428)
Forfeited (in shares)		1,129	521	219
2009 Stock Plan
Shares Available for Grant
Balance at beginning of period (in shares)		2,929
Authorized (in shares)	2,500	0
Options granted (in shares)		(842)
Options forfeited or expired (in shares)		1,129
Balance at end of period (in shares)		2,632	2,929
2009 Stock Plan | RSUs
Shares Available for Grant
Granted (in shares)		(1,629)
Forfeited (in shares)		789
2009 Stock Plan | PRSU
Shares Available for Grant
Granted (in shares)		(193)
Forfeited or expired (in shares)		449