Discontinued Operations (Summary of Major Classes of Assets and Liabilities) (Details) - USD ($) $ in Thousands	Oct. 01, 2017	Dec. 31, 2016
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Accounts receivable, net	$ 44,637	$ 67,285
Inventories	129,543	95,403
Property, Plant and equipment, net	47,173	49,475
Accounts payable	27,685	39,584
Accrued liabilities	13,196	12,244
Discontinued Operations Held-for-sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Accounts receivable, net	246	13,781
Inventories		10,747
Property, Plant and equipment, net	3,819	34,365
Assets held for sale	4,065	58,893
Accounts payable	105	5,245
Accrued liabilities		1,008
Liabilities held for sale	$ 105	$ 6,253