Supplemental Cash Flow Information (Schedule Of Disaggregation Of Cash, Cash Equivalents And Restricted Cash) (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Cash And Cash Equivalents [Line Items]
Cash and cash equivalents	$ 35,499	$ 43,940	$ 198,572
Restricted cash	23,133	60,860	25,193
Cash, cash equivalents and restricted cash	$ 58,632	$ 104,800	$ 223,765	$ 232,485