Marketable Securities (Tables)

6 Months Ended

Sep. 02, 2017

Marketable Securities [Abstract]

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

arketable securities are classified as available for sale:

(In thousands)	Amortized Cost	Gross Unrealized Gains	Gross Unrealized Losses		Estimated Fair Value
September 2, 2017
Municipal bonds	10,686	185	(50	)	10,821
March 4, 2017
Municipal bonds	9,595	91	(97	)	9,589

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

The amortized cost and estimated fair values of municipal bonds at September 2, 2017, 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.

(In thousands)	Amortized Cost		Estimated Fair Value
Due within one year	$	463	$	464
Due after one year through five years	3,453		3,511
Due after five years through 10 years	5,129		5,253
Due after 10 years through 15 years	1,291		1,242
Due beyond 15 years	350		351
Total	$	10,686	$	10,821