Income Taxes (Schedule of Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Thousands	Feb. 27, 2021	Feb. 29, 2020
Income Tax Disclosure [Abstract]
Accrued expenses	$ 6,309	$ 15,832
Deferred compensation	9,452	7,934
Employment tax accrual	1,483	0
Goodwill and other intangibles	4,215	0
Liability for unrecognized tax benefits	1,916	1,941
Unearned income	5,778	5,238
Operating lease liabilities	16,039	6,640
Net operating losses and tax credits	9,952	11,093
Other	1,984	1,502
Total deferred tax assets	57,128	50,180
Less: valuation allowance	(7,435)	(8,727)
Deferred tax assets, net of valuation allowance	49,693	41,453
Accrued expenses	1,095	0
Goodwill and other intangibles	3,263	8,166
Depreciation	34,573	32,296
Operating lease, right-of-use assets	15,435	6,666
Other	820	0
Total deferred tax liabilities	55,186	47,128
Net deferred tax liabilities	$ (5,493)	$ (5,675)