Financial Instruments (Details 3) - USD ($) $ in Thousands	Aug. 28, 2021	Feb. 27, 2021
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Money market funds	$ 42,003	$ 26,034
Municipal and corporate bonds	12,782	12,893
Cash surrender value of life insurance	18,750	18,632
Foreign currency forward/option contracts	269
Deferred compensation	13,811	13,507
Interest rate swap contract	319	504
Foreign Exchange Forward
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign currency forward/option contracts		606
Commodity Option [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign currency forward/option contracts	1,200	363
Quoted Prices in Active Markets (Level 1)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Money market funds	42,003	26,034
Other Observable Inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Money market funds	0	0
Municipal and corporate bonds	12,782	12,893
Cash surrender value of life insurance	18,750	18,632
Foreign currency forward/option contracts	269
Deferred compensation	13,811	13,507
Interest rate swap contract	319	504
Other Observable Inputs (Level 2) | Foreign Exchange Forward
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign currency forward/option contracts		606
Other Observable Inputs (Level 2) | Commodity Option [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign currency forward/option contracts	$ 1,200	$ 363