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Major Customer, Segment and Geographic Information (Revenue for Each Class of Similar Products) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 29, 2018 | Dec. 30, 2017 | Dec. 31, 2016
Net sales for each class of similar products |  |  |
Percentage of Total | 100.00% | 100.00% | 100.00%
Net sales | $ 2,541,488 | $ 2,788,163 | $ 3,042,371
Watches |  |  |
Net sales for each class of similar products |  |  |
Percentage of Total | 80.00% | 78.90% | 76.60%
Net sales | $ 2,033,021 | $ 2,199,031 | $ 2,330,275
Leathers |  |  |
Net sales for each class of similar products |  |  |
Percentage of Total | 11.40% | 11.70% | 12.90%
Net sales | $ 289,385 | $ 325,502 | $ 393,761
Jewelry |  |  |
Net sales for each class of similar products |  |  |
Percentage of Total | 6.60% | 7.60% | 8.30%
Net sales | $ 167,775 | $ 211,694 | $ 251,391
Other |  |  |
Net sales for each class of similar products |  |  |
Percentage of Total | 2.00% | 1.80% | 2.20%
Net sales | $ 51,307 | $ 51,936 | $ 66,944

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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130543-203045 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130539-203045 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045 + Details
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