Goodwill And Intangible Assets (Changes In The Carrying Value Of Goodwill) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Dec. 31, 2024
Goodwill [Line Items]
Gross carrying value, Beginning	$ 103,133
Currency translation	416
Gross carrying value, Ending	103,549
Accumulated impairment losses, Beginning	(93,350)
Accumulated impairment losses, Ending	(93,350)
Net carrying value	10,199	$ 9,783
United States Segment [Member]
Goodwill [Line Items]
Gross carrying value, Beginning	89,975
Gross carrying value, Ending	89,975
Accumulated impairment losses, Beginning	(89,975)
Accumulated impairment losses, Ending	(89,975)
Canada Segment [Member]
Goodwill [Line Items]
Gross carrying value, Beginning	6,932
Currency translation	9
Gross carrying value, Ending	6,941
Accumulated impairment losses, Beginning	(3,375)
Accumulated impairment losses, Ending	(3,375)
Net carrying value	3,566	3,557
Poland Segment [Member]
Goodwill [Line Items]
Gross carrying value, Beginning	6,226
Currency translation	407
Gross carrying value, Ending	6,633
Accumulated impairment losses, Beginning
Accumulated impairment losses, Ending
Net carrying value	$ 6,633	$ 6,226