SEGMENT REPORTING (Geographic Information) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jul. 01, 2017	Jul. 02, 2016	Jul. 01, 2017	Jul. 02, 2016	Dec. 31, 2016
Segment Reporting Information [Line Items]
Net revenue	$ 579,595	$ 561,292	$ 1,111,096	$ 1,009,161
Long-lived assets	497,064		497,064		$ 501,884
United States
Segment Reporting Information [Line Items]
Net revenue	550,551	530,729	1,057,635	967,560
Long-lived assets	472,122		472,122		477,450
International
Segment Reporting Information [Line Items]
Net revenue	29,044	$ 30,563	53,461	$ 41,601
Long-lived assets	$ 24,942		$ 24,942		$ 24,434

Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 41
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e9038-108599

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Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(a))
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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- Definition

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+ References

No definition available.

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