ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 04, 2020	Mar. 30, 2019
Accumulated Other Comprehensive Income (Loss), Net of Tax
Beginning balance	$ 503,841	$ 588,631
Other comprehensive income (loss) before reclassifications	(3,168)	(781)
Tax (expense) benefit	(1,452)	(263)
Amounts reclassed from accumulated other comprehensive income (loss)	360	2,655
Tax (expense) benefit	(29)	(200)
Total other comprehensive income (loss)	(4,951)	(3,499)
Ending balance	416,373	549,226
Currency Translation Adjustments
Accumulated Other Comprehensive Income (Loss), Net of Tax
Beginning balance	(80,474)	(74,868)
Other comprehensive income (loss) before reclassifications	(11,193)	(2,490)
Tax (expense) benefit	0	0
Amounts reclassed from accumulated other comprehensive income (loss)	0	0
Tax (expense) benefit	0	0
Total other comprehensive income (loss)	(11,193)	(2,490)
Ending balance	(91,667)	(77,358)
Cash Flow Hedges | Forward Contracts
Accumulated Other Comprehensive Income (Loss), Net of Tax
Beginning balance	2,983	8,582
Other comprehensive income (loss) before reclassifications	8,025	1,709
Tax (expense) benefit	(1,452)	(263)
Amounts reclassed from accumulated other comprehensive income (loss)	360	2,655
Tax (expense) benefit	(29)	(200)
Total other comprehensive income (loss)	6,242	(1,009)
Ending balance	9,225	7,573
Pension Plan
Accumulated Other Comprehensive Income (Loss), Net of Tax
Beginning balance	(3,124)	1,595
Other comprehensive income (loss) before reclassifications	0	0
Tax (expense) benefit	0	0
Amounts reclassed from accumulated other comprehensive income (loss)	0	0
Tax (expense) benefit	0	0
Total other comprehensive income (loss)	0	0
Ending balance	(3,124)	1,595
Total
Accumulated Other Comprehensive Income (Loss), Net of Tax
Beginning balance	(80,615)	(64,691)
Total other comprehensive income (loss)	(4,951)	(3,499)
Ending balance	$ (85,566)	$ (68,190)