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Contractual interest rate for funds borrowed, under the debt agreement.

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HEDGING ACTIVITIES - Narrative (Details)	3 Months Ended			9 Months Ended
HEDGING ACTIVITIES - Narrative (Details)	Sep. 29, 2018 USD ($) derivative	Mar. 31, 2018 USD ($) T	Sep. 30, 2017 USD ($)	Sep. 29, 2018 USD ($) derivative T	Sep. 30, 2017 USD ($)	Jun. 30, 2018 USD ($) derivative	Jun. 19, 2018 USD ($)
Derivative [Line Items]
Deferred loss on interest rate hedges	$ 0		$ 0	$ (2,467,000)	$ 0
Other Comprehensive Income (Loss), Cash Flow Hedge, Reclassification for Discontinuance, before Tax				411,000
Commodity Contract [Member]
Derivative [Line Items]
Gain (Loss) on Derivative Used in Net Investment Hedge, after Tax	(717,000)		0	(717,000)	0
Interest Rate Swap [Member]
Derivative [Line Items]
Notional Amount						$ 175,000,000
Foreign Exchange Forward [Member]
Derivative [Line Items]
Other Comprehensive Income (Loss), Net Investment Hedge, Gain (Loss), Reclassification, before Tax				1,621,000
Gain (Loss) on Derivative Used in Net Investment Hedge, after Tax	0		$ 0	1,215,000	$ 0
Cash Flow Hedging [Member] \| Designated as Hedging Instrument [Member] \| Commodity Contract [Member] \| Long [Member]
Derivative [Line Items]
Notional Amount	15,563,000	$ 8,469,000		$ 15,563,000
Derivative, Nonmonetary Notional Amount, Mass \| T		3,500		6,500
Net Investment Hedging [Member] \| Designated as Hedging Instrument [Member] \| Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative, Number of Instruments Held \| derivative						2
Net Investment Hedging [Member] \| Designated as Hedging Instrument [Member] \| Cross Currency Interest Rate Contract [Member]
Derivative [Line Items]
Notional Amount	$ 95,000,000			$ 95,000,000
Derivative, Number of Instruments Held \| derivative	3			3
Senior Unsecured Notes \| Senior Unsecured Notes 5.00% Due 2044
Derivative [Line Items]
Aggregate amount	$ 450,000,000			$ 450,000,000			$ 200,000,000
Stated rate	5.00%			5.00%
Senior Unsecured Notes \| Senior Unsecured Notes 5.25% Due 2054
Derivative [Line Items]
Aggregate amount	$ 305,000,000			$ 305,000,000			$ 55,000,000
Stated rate	5.25%			5.25%
Australia, Dollars \| Net Investment Hedging [Member] \| Designated as Hedging Instrument [Member] \| Foreign Exchange Forward [Member]
Derivative [Line Items]
Notional Amount						$ 100,000,000
Other Comprehensive Income (Loss), Derivative, Excluded Component, Increase (Decrease), before Adjustments and Tax	$ 538,000
Euro Member Countries, Euro \| Net Investment Hedging [Member] \| Designated as Hedging Instrument [Member] \| Foreign Exchange Forward [Member]
Derivative [Line Items]
Notional Amount						$ 50,000,000
Other Comprehensive Income (Loss), Derivative, Excluded Component, Increase (Decrease), before Adjustments and Tax	$ 3,190,000