RESTRUCTURING ACTIVITIES - Liabilities Recorded For The Restructuring Plan (Details) $ in Thousands	9 Months Ended
	Sep. 28, 2019 USD ($)
Restructuring Cost and Reserve [Roll Forward]
Balance at December 29, 2018	$ 10,056
Recognized Restructuring Expense	0
Costs Paid or Otherwise Settled	(9,219)
Balance at September 28, 2019	837
Severance
Restructuring Cost and Reserve [Roll Forward]
Balance at December 29, 2018	6,594
Recognized Restructuring Expense	0
Costs Paid or Otherwise Settled	(6,237)
Balance at September 28, 2019	357
Other cash restructuring expenses
Restructuring Cost and Reserve [Roll Forward]
Balance at December 29, 2018	3,462
Recognized Restructuring Expense	0
Costs Paid or Otherwise Settled	(2,982)
Balance at September 28, 2019	$ 480