Supplemental Cash Flow Information (Schedule Of Disaggregation Of Cash, Cash Equivalents And Restricted Cash) (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Sep. 30, 2024	Jun. 30, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023
Supplemental Cash Flow Information [Abstract]
Cash and cash equivalents	$ 60,625		$ 59,065	$ 44,316
Restricted cash	112		6,853	23,522
Cash, cash equivalents and restricted cash	$ 60,737	$ 49,809	$ 65,918	$ 67,838	$ 55,006	$ 58,632