Income Taxes (Schedule Of Income (Loss) Before Income Tax Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Line Items]
Income (loss) before income taxes and equity earnings of unconsolidated joint ventures	$ (31,051)	$ (36,112)	$ 40,500
Equity earnings of unconsolidated joint ventures	456	271	258
Income (loss) before income taxes	(30,595)	(35,841)	40,758
United States [Member]
Income Tax Disclosure [Line Items]
Income (loss) before income taxes and equity earnings of unconsolidated joint ventures	(29,986)	(40,087)	(35,835)
Equity earnings of unconsolidated joint ventures
Foreign [Member]
Income Tax Disclosure [Line Items]
Income (loss) before income taxes and equity earnings of unconsolidated joint ventures	(1,065)	3,975	76,335
Equity earnings of unconsolidated joint ventures	$ 456	$ 271	$ 258