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Acquisition (Provisional Fair Values Of The Assets Acquired, Liabilities Assumed And Goodwill Acquired) (Details) - USD ($) $ in Thousands	Jan. 01, 2016	Oct. 27, 2015	Oct. 02, 2015	Jan. 02, 2015	Oct. 03, 2014
Goodwill	$ 19,624		$ 14,292	$ 14,295	$ 14,416
SeaBear [Member]
Accounts receivable		$ 34
Inventories		179
Other current assets		42
Property, plant and equipment		28
Less, accounts payable and accruals		200
Less, long term liabilities		289
Total identifiable net assets		(206)
Goodwill		5,456
Net assets acquired		$ 5,250