Income Taxes (Components Of Income Taxes Paid, Net Of Refunds) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Income Taxes [Line Items]
Total taxes paid, net of refunds	$ 1,613	$ 17,815
US Federal Tax Authority [Member]
Income Taxes [Line Items]
Total taxes paid, net of refunds	(492)	317
State Of Missouri Tax Authority [Member]
Income Taxes [Line Items]
Total taxes paid, net of refunds	521	175
Canada Tax Authority [Member]
Income Taxes [Line Items]
Total taxes paid, net of refunds	1,524	16,985
Poland Tax Authority [Member]
Income Taxes [Line Items]
Total taxes paid, net of refunds	$ 60	$ 338