Financial Instruments (Tables)

12 Months Ended

Feb. 27, 2021

Amortized cost, gross unrealized gains and losses, and estimated fair values of investments available for sale


(In thousands)	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
February 27, 2021	$	12,517	$	386	$	10	$	12,893




February 29, 2020	11,692		275		—		11,967

Schedule of amortized cost and estimated fair values of investments by contractual maturity

The amortized cost and estimated fair values of our municipal and corporate bonds at February 27, 2021, by contractual maturity, are shown below. Expected maturities may differ from contractual maturities, as borrowers may have the right to call or prepay obligations with or without penalty. Gross realized gains and losses were insignificant for all periods presented.


(In thousands)	Amortized Cost		Estimated Fair Value
Due within one year	$	873	$	881
Due after one year through five years	8,610		8,906
Due after five years through 10 years	2,234		2,277

Due beyond 15 years	800		829
Total	$	12,517	$	12,893

Schedule of financial assets and liabilities measured at fair value on a recurring basis

Financial assets and liabilities measured at fair value on a recurring basis were:


(In thousands)	Quoted Prices in Active Markets (Level 1)		Other Observable Inputs (Level 2)		Total Fair Value
February 27, 2021
Assets:
Money market funds	$	26,034	$	—	$	26,034

Municipal and corporate bonds	—		12,893		12,893
Cash surrender value of life insurance	—		18,632		18,632
Foreign currency forward/option contract	—		606		606
Aluminum hedging contract	—		363		363

Liabilities:
Deferred compensation	—		13,507		13,507

Interest rate swap contract	—		504		504
February 29, 2020
Assets:
Money market funds	$	2,689	$	—	$	2,689
Commercial paper	—		1,500		1,500
Municipal and corporate bonds	—		11,967		11,967
Cash surrender value of life insurance	—		16,560		16,560


Liabilities:
Deferred compensation	—		14,042		14,042
Foreign currency forward/option contract	—		340		340
Interest rate swap contract	—		561		561