Commitments and Contingencies (Details) $ in Thousands	9 Months Ended
	Sep. 29, 2018 USD ($)
The Water Works and Sewer Board of the City of Gadsden [Member]
Loss Contingencies [Line Items]
Loss Contingency, Damages Sought, Value	$ 10
The Water Works and Sewer Board of the Town of Centre [Member]
Loss Contingencies [Line Items]
Loss Contingency, Damages Sought, Value	10
Carlos Garcia V. Fabric International [Member]
Loss Contingencies [Line Items]
Settlement of class action litigation	1,514
Danny and Pamela Atkins [Member]
Loss Contingencies [Line Items]
Loss Contingency, Damages Sought, Value	$ 50