SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details) $ in Thousands |
3 Months Ended | 12 Months Ended | ||||||||||
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Mar. 30, 2019
USD ($)
|
Dec. 29, 2018
USD ($)
|
Sep. 29, 2018
USD ($)
|
Jun. 30, 2018
USD ($)
|
Mar. 31, 2018
USD ($)
|
Dec. 30, 2017
USD ($)
|
Sep. 30, 2017
USD ($)
|
Jul. 01, 2017
USD ($)
|
Apr. 01, 2017
USD ($)
|
Mar. 30, 2019
USD ($)
Customer
|
Dec. 30, 2017
USD ($)
|
Dec. 31, 2016
USD ($)
|
|
Property, Plant and Equipment [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Foreign currency transaction gains (losses), net of related hedging impact | Ìý | Ìý | Ìý | Ìý | $ 6,800 | Ìý | Ìý | Ìý | Ìý | $ (15,500) | $ 4,800 | $ (9,700) |
Cash equivalents | $ 256,800 | Ìý | Ìý | Ìý | 192,800 | $ 279,000 | Ìý | Ìý | Ìý | 256,800 | 279,000 | Ìý |
Advertising expense | Ìý | Ìý | Ìý | Ìý | 185,700 | Ìý | Ìý | Ìý | Ìý | 845,700 | 715,900 | 637,600 |
Cooperate advertising expense | Ìý | Ìý | Ìý | Ìý | 7,100 | Ìý | Ìý | Ìý | Ìý | 29,500 | 44,600 | 51,800 |
Cost of goods sold | Ìý | Ìý | Ìý | Ìý | 1,506,335 | Ìý | Ìý | Ìý | Ìý | 6,827,481 | 5,844,941 | 5,589,923 |
Royalty expenses | Ìý | Ìý | Ìý | Ìý | 900 | Ìý | Ìý | Ìý | Ìý | $ 3,600 | 4,200 | 4,500 |
Number of largest customers | Customer | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 10 | Ìý | Ìý |
Retained earnings | (1,179,601) | Ìý | Ìý | Ìý | (846,124) | (1,023,745) | Ìý | Ìý | Ìý | $ (1,179,601) | (1,023,745) | Ìý |
Beginning balance adjustment | Ìý | Ìý | Ìý | Ìý | Ìý | 15,492 | Ìý | Ìý | Ìý | Ìý | 15,492 | Ìý |
Operating income | 194,384 | $ 591,905 | $ 658,669 | $ 230,882 | 310,065 | 484,619 | $ 575,527 | $ 159,676 | $ 293,207 | 1,675,840 | 1,513,029 | 1,455,458 |
Other income (expense), net | Ìý | Ìý | Ìý | Ìý | (5,233) | Ìý | Ìý | Ìý | Ìý | 63,011 | 10,654 | 85,196 |
Accumulated other comprehensive income (loss) | 902,075 | Ìý | Ìý | Ìý | 864,030 | 926,140 | Ìý | Ìý | Ìý | 902,075 | 926,140 | Ìý |
Accounting Standards Update 2017-07 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Property, Plant and Equipment [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Operating income | Ìý | Ìý | Ìý | Ìý | 1,300 | 3,300 | 1,500 | 1,600 | 3,500 | Ìý | 9,900 | 87,200 |
Other income (expense), net | Ìý | Ìý | Ìý | Ìý | 1,300 | 3,300 | $ 1,500 | $ 1,600 | $ 3,500 | Ìý | 9,900 | 87,200 |
New Accounting Pronouncement, Early Adoption, Effect | Accounting Standards Update 2016-16 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Property, Plant and Equipment [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Other assets | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 237,800 |
Retained earnings | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 237,800 |
New Accounting Pronouncement, Early Adoption, Effect | Accounting Standards Update 2016-16 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Property, Plant and Equipment [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Retained earnings | (61,900) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (61,900) | Ìý | Ìý |
Accumulated other comprehensive income (loss) | $ 61,900 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ 61,900 | Ìý | Ìý |
Sales Revenue, Net | Customer Concentration Risk | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Property, Plant and Equipment [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Concentration risk, percentage | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 19.00% | Ìý | Ìý |
Sales Revenue, Net | Customer Concentration Risk | Largest Customer | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Property, Plant and Equipment [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Concentration risk, percentage | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 8.00% | Ìý | Ìý |
Minimum | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Property, Plant and Equipment [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Estimated useful lives of intangible assets | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 3 years | Ìý | Ìý |
Maximum | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Property, Plant and Equipment [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Estimated useful lives of intangible assets | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 24 years | Ìý | Ìý |
Machinery and equipment | Minimum | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Property, Plant and Equipment [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Estimated useful lives of assets | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 3 years | Ìý | Ìý |
Machinery and equipment | Maximum | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Property, Plant and Equipment [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Estimated useful lives of assets | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 10 years | Ìý | Ìý |
Building | Maximum | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Property, Plant and Equipment [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Estimated useful lives of assets | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 40 years | Ìý | Ìý |
Land and Building | Minimum | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Property, Plant and Equipment [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Leases term | 3 years | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 3 years | Ìý | Ìý |
Land and Building | Maximum | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Property, Plant and Equipment [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Leases term | 15 years | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 15 years | Ìý | Ìý |
Equipment | Minimum | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Property, Plant and Equipment [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Leases term | 2 years | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 2 years | Ìý | Ìý |
Equipment | Maximum | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Property, Plant and Equipment [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Leases term | 5 years | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 5 years | Ìý | Ìý |
Shipping and Handling | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Property, Plant and Equipment [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Cost of goods sold | Ìý | Ìý | Ìý | Ìý | 96,100 | Ìý | Ìý | Ìý | Ìý | $ 484,900 | 349,100 | $ 307,300 |
Impact of Adoption | Accounting Standards Update 2014-09 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Property, Plant and Equipment [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Cost of goods sold | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (16,056) | Ìý | Ìý |
Retained earnings | Ìý | Ìý | Ìý | Ìý | $ (2,000) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Operating income | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ (2,249) | Ìý | Ìý |
Retained Earnings | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Property, Plant and Equipment [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Beginning balance adjustment | Ìý | Ìý | Ìý | Ìý | Ìý | $ 15,492 | Ìý | Ìý | Ìý | Ìý | $ 15,492 | Ìý |