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Summary of Significant Accounting Policies (Tables)

9 Months Ended

Oct. 29, 2022

Accounting Policies [Abstract]

Debt Securities, Held-to-maturity

Such securities are carried at amortized cost plus accrued interest and consist of the following (in thousands):


						As of October 29, 2022
						Amortized Cost						Gross Unrealized Gains						Gross Unrealized Losses						Fair Market Value
Short-term:
Corporate bonds						$	72,522					$	—					$	813					$	71,709

Municipal bonds						200						—						—						200
Total						$	72,722					$	—					$	813					$	71,909


						As of January 29, 2022
						Amortized Cost						Gross Unrealized Gains						Gross Unrealized Losses						Fair Market Value
Short-term:
Corporate bonds						$	236,069					$	—					$	286					$	235,783

Municipal bonds						41,072						—						44						41,028
Total						$	277,141					$	—					$	330					$	276,811

Long-term:
Corporate bonds						$	37,717					$	—					$	199					$	37,518


Total						$	37,717					$	—					$	199					$	37,518


						As of October 30, 2021
						Amortized Cost						Gross Unrealized Gains						Gross Unrealized Losses						Fair Market Value
Short-term:
Corporate bonds						$	190,700					$	6					$	82					$	190,624

Municipal bonds						33,863						—						11						33,852
Total						$	224,563					$	6					$	93					$	224,476