Property, Plant and Equipment (Details Textual) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Oct. 01, 2016	Oct. 01, 2016	Oct. 03, 2015
Proceeds from Sale of Property, Plant, and Equipment, Total		$ 2,523	$ 0
Gain (Loss) On Sale Of Property Plant Equipment		2,112	$ (1)
Land and Building [Member]
Proceeds from Sale of Property, Plant, and Equipment, Total	$ 2,100
Gain (Loss) On Sale Of Property Plant Equipment	$ 1,900	$ 1,900

The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3179-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Investing Activities
-URI http://asc.fasb.org/extlink&oid=6516133

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