Cash, Cash Equivalents and Investments (Tables)

3 Months Ended

Feb. 28, 2021

Investments and Cash [Abstract]

Summary of Cash, Cash Equivalents and Available-for-sale Investments

A summary of our cash, cash equivalents and available-for-sale investments at February 28, 2021 is as follows (in thousands):

	Amortized Cost Basis		Unrealized Gains		Unrealized Losses		Fair Value
Cash	$	87,403	$	—	$	—	$	87,403
Money market funds	20,295		—		—		20,295
U.S. treasury bonds	4,493		42		—		4,535
Corporate bonds	2,109		29		—		2,138
Total	$	114,300	$	71	$	—	$	114,371

A summary of our cash, cash equivalents and available-for-sale investments at November 30, 2020 is as follows (in thousands):

	Amortized Cost Basis		Unrealized Gains		Unrealized Losses		Fair Value
Cash	$	79,026	$	—	$	—	$	79,026
Money market funds	18,964		—		—		18,964
U.S. treasury bonds	4,993		58		—		5,051
Corporate bonds	2,913		41		—		2,954
Total	$	105,896	$	99	$	—	$	105,995

Summary of Cash, Cash Equivalents and Available-for-sale Investments by Balance Sheet Classification

Such amounts are classified on our condensed consolidated balance sheets as follows (in thousands):

	February 28, 2021				November 30, 2020
	Cash and Equivalents		Short-Term Investments		Cash and Equivalents		Short-Term Investments
Cash	$	87,403	$	—	$	79,026	$	—
Money market funds	20,295		—		18,964		—
U.S. treasury bonds	—		4,535		—		5,051
Corporate bonds	—		2,138		—		2,954
Total	$	107,698	$	6,673	$	97,990	$	8,005

Fair Value of Debt Securities by Contractual Maturity

The fair value of debt securities by contractual maturity is as follows (in thousands):

	February 28, 2021		November 30, 2020
Due in one year or less	$	4,676	$	5,998
Due after one year(1)	1,997		2,007
Total	$	6,673	$	8,005

(1)Includes U.S. treasury bonds and corporate bonds, which are securities representing investments available for current operations and are classified as current on the condensed consolidated balance sheets.