Description Of Business And Segment Reporting (Schedule Of Operating Property By Country) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Total operating property	$ 286,952	$ 306,657
United States [Member]
Segment Reporting Information [Line Items]
Total operating property	171,756	177,918
Australia [Member]
Segment Reporting Information [Line Items]
Total operating property	95,467	107,343
New Zealand [Member]
Segment Reporting Information [Line Items]
Total operating property	$ 19,729	$ 21,396

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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