Exit and Disposal Activities (Details Textual) $ in Thousands	Jul. 02, 2016 USD ($) ft²	Jan. 02, 2016 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Lease termination obligation, Current	$ 132	$ 135
Property Subject to Operating Lease [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Area of Land | ft²	4,823
Lease termination obligation	$ 263
Lease termination obligation, Current	132
Lease termination obligation, Noncurrent	$ 131