Income Taxes (Schedule Of Reconciliation Between Income Tax Provision And Statutory Federal Tax Rate) (Details)	2 Months Ended	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2022	Apr. 30, 2021	Apr. 30, 2020
Income Tax Disclosure [Abstract]
U.S. statutory tax rate	21.00%	21.00%	21.00%	21.00%
State income taxes, net of federal income tax benefit	2.90%	2.10%	1.80%	20.40%
Earnings taxed in foreign jurisdictions	0.80%	(2.40%)	(1.20%)	619.40%
Permanent differences	0.40%	0.90%	0.50%	(257.50%)
Impairment of goodwill	0.00%	0.00%	0.00%	(832.50%)
Uncertain tax positions	2.90%	(6.30%)	7.50%	508.30%
U.S. tax on income from foreign affiliates	(1.60%)	2.00%	1.00%	(247.40%)
Remeasurement of deferred tax assets and liabilities	(1.00%)	(0.20%)	(0.10%)	117.60%
Changes in prior year estimates	0.00%	0.10%	(0.50%)	55.50%
Federal income tax credits	(0.50%)	(2.60%)	(0.90%)	216.30%
Tax impacts of stock-based compensation vesting	0.00%	0.00%	0.00%	44.80%
Tax benefit due to NOL carryback under CARES Act	0	(0.001)	(0.175)	0
Tax deductible write-down of foreign investment	(0.20%)	0.60%	(1.70%)	0.00%
Change in valuation allowance - domestic	0.00%	0.20%	(0.20%)	37.10%
Change in valuation allowance - foreign	0.30%	(0.30%)	1.70%	20.60%
Other	(0.30%)	(0.10%)	0.30%	(41.20%)
Effective tax rate	24.70%	14.90%	11.70%	282.40%