Discontinued Operations Assets and Liabilities of Discontinued Operations (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Current assets, discontinued operations	$ 0	$ 72,430
Current liabilities, discontinued operations	$ 0	30,420
Discontinued Operations, Disposed of by Sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net		25,940
Disposal Group, Including Discontinued Operation, Inventory, Current		45,960
Disposal Group, Including Discontinued Operation, Prepaid and Other Assets, Current		530
Current assets, discontinued operations		72,430
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Noncurrent		15,850
Disposal Group, Including Discontinued Operation, Intangible Assets, Noncurrent		6,640
Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent		450
Disposal Group, Including Discontinued Operation, Assets		95,370
Disposal Group, Including Discontinued Operation, Accounts Payable, Current		26,010
Disposal Group, Including Discontinued Operation, Accrued Liabilities, Current		4,410
Current liabilities, discontinued operations		30,420
Disposal Group, Including Discontinued Operation, Deferred Tax Liabilities		2,230
Disposal Group, Including Discontinued Operation, Liabilities		$ 32,650