Income Taxes (Income Tax Reconciliation) (Details)	12 Months Ended
Mar. 02, 2024	Feb. 25, 2023	Feb. 26, 2022
Income Tax Disclosure [Abstract]
Statutory federal income tax rate	21.00%	21.00%	21.00%
State and local income taxes, net of federal tax benefit	2.40%	3.50%	16.40%
Foreign tax rate differential	(0.20%)	(0.20%)	(15.40%)
Valuation allowance	1.00%	(4.70%)	63.20%
Nontaxable gain (loss) on life insurance policies	0.00%	0.20%	1.20%
Deduction for foreign derived intangible income	(0.30%)	(0.20%)	(2.60%)
Research & development tax credit	(1.30%)	(1.50%)	(9.40%)
§162(m) Executive Compensation Limitation	0.80%	0.80%	3.50%
Tax benefit of share based awards	(0.60%)	(0.80%)	(5.20%)
Worthless stock deduction	0.00%	(6.00%)	0.00%
Other, net	0.10%	(1.40%)	2.20%
Consolidated effective income tax rate	22.90%	10.70%	74.90%

Deduction for worthless stock loss

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Nontaxable gain (loss) on life insurance policies

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Percentage of reported income tax benefit from difference to income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operations, attributable to foreign-derived intangible income (FDII).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to statutory income tax expense (benefit) outside of the country of domicile.

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Percentage of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to expense for award under share-based payment arrangement. Excludes expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit).

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