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Accumulated Other Comprehensive Income (Loss) (Tables) | 12 Months Ended
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Dec. 30, 2017
Accumulated Other Comprehensive Loss [Abstract] |
Schedule Of Accumulated Other Comprehensive Income Loss Table [Text Block] | Net unrealized losses recorded in accumulated other comprehensive loss were as follows:
|  |  |  | December 30, 2017 | December 31, 2016
|  |  |  | $ | $
Currency translation adjustment | (6,963) | (13,104)
Cash flow hedges, net of income taxes | (305) | -
|  |  |  | (7,268) | (13,104)

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=84228862&loc=SL7669686-108580 + Details
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