INCOME TAXES (Effective tax rate reconciliation) (Details)	12 Months Ended
	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Income Tax Disclosure [Abstract]
U.S. Federal statutory rate	35.00%	35.00%	35.00%
State income taxes, net of federal benefit	(0.30%)	1.00%	1.20%
Foreign operations	(13.10%)	(9.20%)	(6.20%)
R&D tax credits	(1.00%)	(0.60%)	(1.10%)
Uncertain tax position adjustments	(1.50%)	(1.60%)	(1.90%)
Deferred tax adjustments, restructuring and rate adjustments	1.10%	(3.90%)	0.00%
Valuation allowance on state and foreign deferred tax	4.10%	(0.30%)	(0.80%)
Purchase of noncontrolling interest	(9.40%)	0.00%	0.00%
Other items	(0.30%)	0.60%	(0.30%)
Effective tax rate	14.60%	21.00%	25.90%