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Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jul. 30, 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 July 30, 2022
						Amortized Cost						Gross Unrealized Gains						Gross Unrealized Losses						Fair Market Value
Short-term:
Corporate bonds						$	110,692					$	—					$	1,104					$	109,588

Municipal bonds						6,623						—						3						6,620
Total						$	117,315					$	—					$	1,107					$	116,208


						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 July 31, 2021
						Amortized Cost						Gross Unrealized Gains						Gross Unrealized Losses						Fair Market Value
Short-term:
Corporate bonds						$	234,909					$	—					$	49					$	234,860

Municipal bonds						52,020						—						6						52,014
Total						$	286,929					$	—					$	55					$	286,874





Long-term:


Municipal bonds						1,104						1						—						1,105
Total						$	1,104					$	1					$	—					$	1,105