Annual report pursuant to Section 13 and 15(d)

Discontinued Operations (Schedule of Discontinued Operations Assets and Liabilities Classified as Held-for-Sale) (Details)

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Discontinued Operations (Schedule of Discontinued Operations Assets and Liabilities Classified as Held-for-Sale) (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Discontinued Operations [Abstract]    
Trade accounts receivable $ 2,235 $ 3,808
Inventories 3,009 4,177
Other current assets 93 91
Total current assets 5,337 8,076
Property, plant, and equipment 883 2,115
Total noncurrent assets 883 2,115
Total assets held for sale 6,220 10,191
Accounts payable 1,111 1,309
Other accrued liabilities 82 71
Total liabilities held for sale $ 1,193 $ 1,380