Inventory (Schedule Of Inventory) (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Jun. 30, 2021
Inventory [Abstract]
Finished goods	$ 22,104	$ 22,361
Inventory	$ 22,104	$ 22,361

Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-Publisher FASB
-Name Accounting Standards Codification
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Name:	us-gaap_InventoryNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant