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Income Taxes (Schedule Of Temporary Differences Resulting In Deferred Tax Assets And Liabilities) (Details) - USD ($) $ in Thousands | Feb. 28, 2021 | Mar. 01, 2020 | Feb. 29, 2020
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Income Tax Disclosure [Abstract] |  |  |
Accrued expenses and other | $ 67,185 |  | $ 39,576
Partnership basis (1) | 135,437 |  | 89,359
DeferredTaxAssetsLeasingArrangements | 115,583 |  | 119,558
Share-based compensation | 54,681 |  | 51,039
Derivatives | 9,317 |  | 10,346
Capital loss carry forward | 901 |  | 917
Total deferred tax assets | 383,104 |  | 310,795
Less: valuation allowance | (901) |  | (917)
Total deferred tax assets after valuation allowance | 382,203 |  | 309,878
Prepaid expenses | 21,302 |  | 19,742
Property and equipment | 75,383 |  | 67,589
Deferred Tax Liabilities, Leasing Arrangements | 110,006 |  | 114,212
Inventory | 11,251 |  | 18,493
Total deferred tax liabilities | 217,942 |  | 220,036
Net deferred tax asset | 164,261 |  | 89,842
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |
Deferred Tax Assets, Net | $ 164,261 |  | $ 89,842
Accounting Standards Update 2016-13 [Member] | Deferred Tax Asset [Domain] |  |  |
Income Tax Disclosure [Abstract] |  |  |
Net deferred tax asset |  | $ 48,700 |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |
Deferred Tax Assets, Net |  | $ 48,700 |

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