Note 3 - Marketable Securities (Tables)

3 Months Ended

Jun. 02, 2024

Notes Tables

Debt Securities, Available-for-Sale [Table Text Block]

	June 2, 2024
	Total		Level 1		Level 2		Level 3
U.S. Treasury and other government securities	$	66,857	$	66,857	$	-	$	-
U.S. corporate debt securities		3,480		3,480		-		-
Total marketable securities	$	70,337	$	70,337	$	-	$	-

	March 3, 2024
	Total		Level 1		Level 2		Level 3
U.S. Treasury and other government securities	$	67,210	$	67,210	$	-	$	-
U.S. corporate debt securities		3,434		3,434		-		-
Total marketable securities	$	70,644	$	70,644	$	-	$	-

Schedule of Available-for-Sale Securities Reconciliation [Table Text Block]

	Amortized Cost Basis		Gross Unrealized Gains		Gross Unrealized Losses
June 2, 2024:
U.S. Treasury and other government securities	$	69,661	$	-	$	2,804
U.S. corporate debt securities		3,482		-		2
Total marketable securities	$	73,143	$	-	$	2,806
March 3, 2024:
U.S. Treasury and other government securities	$	70,320	$	-	$	3,110
U.S. corporate debt securities		3,435		-		1
Total marketable securities	$	73,755	$	-	$	3,111

Investments Classified by Contractual Maturity Date [Table Text Block]

Due in one year or less	$	31,800
Due after one year through five years		38,537
	$	70,337