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REVENUE (Summary Of Impact On Financial Statements) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jul. 01, 2017	Jun. 30, 2018	Jul. 01, 2017	Dec. 30, 2017
Assets
Accounts receivable	$ 204,651		$ 204,651		$ 367,013
Inventories	497,814		497,814		573,788
Prepaid expenses and other current assets	125,000		125,000		118,943
Liabilities:
Customer liabilities	56,066		56,066		$ 27,946
Net sales	576,583	$ 596,846	1,145,739	$ 1,178,636
Cost of sales	267,574	$ 295,499	549,038	$ 587,771
Without Adoption of ASU 2014-09
Assets
Accounts receivable	184,394		184,394
Inventories	514,571		514,571
Prepaid expenses and other current assets	103,448		103,448
Liabilities:
Customer liabilities	16,146		16,146
Net sales	568,165		1,136,156
Cost of sales	272,369		548,922
Impact of Adoption of ASU 2014-09 \| Accounting Standards Update 2014-09
Assets
Accounts receivable	20,257		20,257
Inventories	(16,757)		(16,757)
Prepaid expenses and other current assets	21,552		21,552
Liabilities:
Customer liabilities	39,920		39,920
Net sales	8,418		9,583
Cost of sales	$ (4,795)		$ 116