Held for Sale and Discontinued Operations (Net Sales and Operating Loss for Held for Sale Operations) (Details) - Processing Business - Disposal Group, Held-for-sale, Not Discontinued Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net sales	$ 2,748	$ 7,264	$ 4,571	$ 12,237
Operating loss	$ (1,109)	$ (466)	$ (3,634)	$ (1,302)