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SEGMENT INFORMATION (Schedule of Net Sales for Each Class of Similar Products) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Oct. 01, 2016	Sep. 30, 2017	Oct. 01, 2016
Net sales for each class of similar products
Net sales	$ 688,722	$ 737,990	$ 1,867,358	$ 2,083,206
Percentage of Total	100.00%	100.00%	100.00%	100.00%
Watches
Net sales for each class of similar products
Net sales	$ 551,913	$ 567,148	$ 1,471,144	$ 1,581,233
Percentage of Total	80.10%	76.90%	78.80%	75.90%
Leathers
Net sales for each class of similar products
Net sales	$ 75,660	$ 93,338	$ 217,946	$ 278,995
Percentage of Total	11.00%	12.60%	11.70%	13.40%
Jewelry
Net sales for each class of similar products
Net sales	$ 47,729	$ 60,237	$ 139,900	$ 171,709
Percentage of Total	6.90%	8.20%	7.50%	8.20%
Other
Net sales for each class of similar products
Net sales	$ 13,420	$ 17,267	$ 38,368	$ 51,269
Percentage of Total	2.00%	2.30%	2.00%	2.50%

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Percentage Of Product Revenue To Total Sales Revenue.

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- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales 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)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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