RESTRUCTURING AND SEVERANCE CHARGES - Restructuring Activities and Accrued Liabilities (Details) - Jun. 28, 2015 - USD ($) $ in Thousands	Total
Restructuring Reserve [Roll Forward]
Beginning Balance	$ 12,276
Assumed from acquisition	143
Provisions	15,603
Reversal of prior provision	(1,592)
Cash expenditures	(16,559)
Other non-cash settlement	(2,042)
Ending Balance	7,829
Employee Severance
Restructuring Reserve [Roll Forward]
Beginning Balance	4,079
Assumed from acquisition	143
Provisions	10,013
Restructuring Charges	9,500
Reversal of prior provision	(466)
Cash expenditures	(9,580)
Other non-cash settlement	(4)
Ending Balance	4,185
Contract Termination Costs
Restructuring Reserve [Roll Forward]
Beginning Balance	8,197
Assumed from acquisition	0
Restructuring Charges	2,299
Reversal of prior provision	(1,126)
Cash expenditures	(5,348)
Other non-cash settlement	(376)
Ending Balance	3,646
Other Associated Costs
Restructuring Reserve [Roll Forward]
Beginning Balance	0
Assumed from acquisition	0
Provisions	3,291
Restructuring Charges	3,300
Reversal of prior provision	0
Cash expenditures	(1,631)
Other non-cash settlement	(1,662)
Ending Balance	(2)
Vitesse | Employee Severance
Restructuring Reserve [Roll Forward]
Restructuring Charges	$ 2,400