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Income Taxes (Schedule Of Provision For Income Tax Differ From The Amount Of Income Tax) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2019
Income Taxes [Abstract] |  |  |
Taxes computed at statutory U.S. rate | $ 185,569 | $ 153,949 | $ 108,958
State income taxes, net of U.S. tax benefit | 4,836 | 3,563 | 2,186
Research and development credit | (20,257) | (13,595) | (12,953)
Change in valuation allowance | (3,785) | 7,216 | (1,118)
Effect of non-U.S. tax rates | (12,130) | (20,935) | 25,045
Foreign tax credits | (7,210) | (4,026) | (7,806)
Stock-based compensation expense | (4,498) | (20,696) | (11,534)
Uncertain tax position | 248,773 |  |
Transition tax |  |  | 6,038
Other | 17,859 | 5,938 | 5,439
Provision for income taxes | $ 409,157 | $ 111,414 | $ 114,255

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