STOCKHOLDERS' EQUITY - Schedule of Changes in Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 29, 2019	Sep. 30, 2018	Sep. 29, 2019	Sep. 30, 2018
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Balance, beginning of period	$ 2,273,264	$ 2,054,418	$ 2,019,585	$ 1,855,661
Other comprehensive income (loss) before reclassifications			(58,660)	(52,459)
Amounts reclassified from accumulated other comprehensive income (loss) to net income			466	56
Currency translation			(12)	(5)
Total other comprehensive loss, net of tax	(55,361)	(19,964)	(58,206)	(52,408)
Balance, end of period	2,330,104	2,067,543	2,330,104	2,067,543
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Balance, beginning of period	(130,679)	(63,584)	(127,834)	(31,140)
Total other comprehensive loss, net of tax	(55,361)	(19,964)	(58,206)	(52,408)
Balance, end of period	(186,040)	(83,548)	(186,040)	(83,548)
Losses Related to Foreign Currency Translation
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Balance, beginning of period			(55,770)	42,081
Other comprehensive income (loss) before reclassifications			(50,824)	(58,892)
Amounts reclassified from accumulated other comprehensive income (loss) to net income			0	0
Currency translation			0	0
Total other comprehensive loss, net of tax			(50,824)	(58,892)
Balance, end of period	(106,594)	(16,811)	(106,594)	(16,811)
Unrealized Losses on Derivative Financial Instruments Classified as Cash Flow Hedges
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Balance, beginning of period			(683)	(1,848)
Other comprehensive income (loss) before reclassifications			(1,257)	33
Amounts reclassified from accumulated other comprehensive income (loss) to net income			74	329
Currency translation			(12)	(5)
Total other comprehensive loss, net of tax			(1,195)	357
Balance, end of period	(1,878)	(1,491)	(1,878)	(1,491)
Losses Related to Pension and Other Postretirement Benefits
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Balance, beginning of period			(71,463)	(71,434)
Other comprehensive income (loss) before reclassifications			(6,962)	5,415
Amounts reclassified from accumulated other comprehensive income (loss) to net income			745	683
Currency translation			0	0
Total other comprehensive loss, net of tax			(6,217)	6,098
Balance, end of period	(77,680)	(65,336)	(77,680)	(65,336)
Unrealized Holding Gains on Available-for-Sale Securities
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Balance, beginning of period			82	61
Other comprehensive income (loss) before reclassifications			383	985
Amounts reclassified from accumulated other comprehensive income (loss) to net income			(353)	(956)
Currency translation			0	0
Total other comprehensive loss, net of tax			30	29
Balance, end of period	$ 112	$ 90	$ 112	$ 90