Unconsolidated Affiliates Accounted For Under the Equity Method (Tables)

12 Months Ended

Dec. 31, 2019

Unconsolidated Affiliates Accounted For Under the Equity Method [Abstract]

Summarized Condensed Income Statement

	2019		2018		2017
	(Dollars in thousands)
Net sales	$	16,563	$	18,950	$	33,851
Gross profit		2,507		3,343		5,655
Income (loss) from continuing operations		(861)		746		(224)
Net income (loss)		(689)		596		(220)

Summarized Balance Sheet

	2019		2018
	(Dollars in thousands)
Current assets	$	13,623	$	17,305
Non-current assets		4,214		3,356
Current liabilities		(2,994)		(3,832)
Non-current liabilities		(161)		(339)

Transactions with Equity-Method Investees

	2019		2018		2017
	(Dollars in thousands)
Sales	$	7,308	$	4,898	$	5,378
Purchases		316		15		2,006
Dividends and interest received		154		415		920
Commission and royalties received		363		305		130
Commissions and royalties paid		11		—		57