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Income Taxes (Schedule Of Effective Income Tax Rate Reconciliation) (Details) | 12 Months Ended
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May 28, 2022 | May 29, 2021 | May 30, 2020
Income Taxes [Abstract] |  |  |
Statutory tax rate | 21.00% | 21.00% | 21.00%
State taxes, net of federal benefit | 5.70% | 9.00% | 3.60%
Non-U.S. rate adjustments | 0.70% | 3.10% | 0.90%
Stock-based compensation | 0.30% | 6.00% | 3.20%
Valuation allowance | (6.50%) | 7.80% | 4.10%
Global Intangible Low-Taxed Income, net of credits | 0.30% |  | 0.90%
Worthless stock deduction | (3.20%) |  | (14.80%)
Worthless debt deduction |  |  | (2.60%)
FIN48 |  | 0.10% | 1.60%
Permanent items | 1.00% | 0.80% | 2.00%
Deferred tax impact of foreign rate changes | (0.20%) | (1.90%) | (0.20%)
Prior year true-ups | 0.10% | (3.80%) |
Prior year interest and penalty |  | 3.10% |
Federal rate benefit on NOL carryback | (0.30%) | (56.30%) |
Other, net | 0.10% | (0.10%) |
Effective tax rate | 19.00% | (11.20%) | 19.70%

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