Goodwill And Intangible Assets (Changes In The Carrying Value Of Goodwill) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Goodwill [Line Items]
Gross carrying value, Beginning	$ 32,744	$ 33,508
Acquisition	70,189
Currency translation	811	(764)
Gross carrying value, Ending	103,744	32,744
Accumulated impairment losses, Beginning	(23,161)	(23,161)
Accumulated impairment losses, Ending	(23,161)	(23,161)
Net carrying value	80,583	9,583
United States Segment [Member]
Goodwill [Line Items]
Gross carrying value, Beginning	19,786	19,786
Acquisition	70,189
Gross carrying value, Ending	89,975	19,786
Accumulated impairment losses, Beginning	(19,786)	(19,786)
Accumulated impairment losses, Ending	(19,786)	(19,786)
Net carrying value	70,189
Canada Segment [Member]
Goodwill [Line Items]
Gross carrying value, Beginning	7,142	7,402
Acquisition
Currency translation	91	(260)
Gross carrying value, Ending	7,233	7,142
Accumulated impairment losses, Beginning	(3,375)	(3,375)
Accumulated impairment losses, Ending	(3,375)	(3,375)
Net carrying value	3,858	3,767
Poland Segment [Member]
Goodwill [Line Items]
Gross carrying value, Beginning	5,816	6,320
Acquisition
Currency translation	720	(504)
Gross carrying value, Ending	6,536	5,816
Accumulated impairment losses, Beginning
Accumulated impairment losses, Ending
Net carrying value	$ 6,536	$ 5,816