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DERIVATIVE FINANCIAL INSTRUMENTS - Narrative (Details) | 3 Months Ended | 9 Months Ended | 12 Months Ended |  |  |  |
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Mar. 30, 2019 USD ($) | Sep. 29, 2018 USD ($) | Mar. 31, 2018 USD ($) T | Sep. 29, 2018 USD ($) T | Dec. 29, 2018 USD ($) | Dec. 31, 2016 USD ($) | Aug. 24, 2018 derivative | Jun. 30, 2018 USD ($) derivative | Jun. 19, 2018 USD ($) | Dec. 30, 2017 USD ($)
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Deferred loss on interest rate hedges | $ (2,467,000) |  | $ 0 | $ (2,467,000) |  | $ 0 |  |  |  |
Other Comprehensive Income (Loss), Cash Flow Hedge, Reclassification for Discontinuance, before Tax |  |  |  | 411,000 |  |  |  |  |  |
Aggregate amount |  |  |  |  | $ 0 |  |  |  |  | $ 250,200,000
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 | $ (1,021,000) |  | 0 |  | 1,215,000 |  |  |  |  |
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 |  |  |
Senior Notes [Member] | Senior Unsecured Notes 5.00% Due 2044 |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Aggregate amount |  |  |  |  | $ 450,000 |  |  |  | $ 200,000,000 |
Stated rate |  | 5.00% |  | 5.00% |  |  | 5.00% |  |  |
Senior Notes [Member] | Senior Unsecured Notes 5.25% Due 2054 |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Aggregate amount |  |  |  |  |  |  |  |  | $ 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 |  |  |  |  |  |  |  |

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