Short-Term and Long-Term Investments (Tables)

6 Months Ended

May 01, 2021

Investments, Debt and Equity Securities [Abstract]

Schedule of Short-Term and Long-Term Investments

As of the dates indicated, investments are comprised of the following (in thousands):

	May 1, 2021
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
U.S. government obligations:
Included in short-term investments	$	151,764	$	52	$	—	$	151,816
Included in long-term investments	91,695		22		(2)		91,715
	$	243,459	$	74	$	(2)	$	243,531

	October 31, 2020
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
U.S. government obligations:
Included in short-term investments	$	150,559	$	109	$	(1)	$	150,667
Included in long-term investments	82,252		—		(26)		82,226
	$	232,811	$	109	$	(27)	$	232,893

Schedule of Legal Maturities of Debt Investments

The following table summarizes the final legal maturities of debt investments at May 1, 2021 (in thousands):

	Amortized Cost		Estimated Fair Value
Less than one year	$	151,764	$	151,816
Due in 1-2 years	91,695		91,715
	$	243,459	$	243,531