Receivables (Schedule Of Activity In The Allowance For Doubtful Accounts) (Details) - USD ($) $ in Thousands	2 Months Ended	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2023	Jun. 30, 2022	Apr. 30, 2021	Apr. 30, 2020
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Provision for credit losses	$ 4,617	$ 52,290	$ 66,807	$ 73,451
Charge-offs, recoveries and other	(149)	(67,063)	(77,516)	(72,423)
Accounts Receivable, Allowance for Credit Loss	87,976	62,494	77,267	83,508	$ 82,480
EAs
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Provision for credit losses	0	16,059	14,814	14,319
Charge-offs, recoveries and other	0	(14,814)	(16,377)	(18,649)
Accounts Receivable, Allowance for Credit Loss	27,704	27,386	26,141	27,704	32,034
All Other
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Provision for credit losses	4,617	36,231	51,993	59,132
Charge-offs, recoveries and other	(149)	(52,249)	(61,139)	(53,774)
Accounts Receivable, Allowance for Credit Loss	$ 60,272	$ 35,108	$ 51,126	$ 55,804	$ 50,446