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Cash, Cash Equivalents and Investments
12 Months Ended
Nov. 30, 2021
Investments and Cash [Abstract]  
Cash, Cash Equivalents and Investments Cash, Cash Equivalents and Investments
A summary of our cash, cash equivalents and available-for-sale investments at November 30, 2021 is as follows (in thousands):
 
Amortized Cost BasisUnrealized
Gains
Unrealized
Losses
Fair Value
Cash$130,371 $— $— $130,371 
Money market funds25,035 — — 25,035 
U.S. treasury bonds748 — 757 
Corporate bonds1,203 — 1,210 
Total$157,357 $16 $— $157,373 
A summary of our cash, cash equivalents and available-for-sale investments at November 30, 2020 is as follows (in thousands):
 
Amortized Cost BasisUnrealized
Gains
Unrealized
Losses
Fair Value
Cash$79,026 $— $— $79,026 
Money market funds18,964 — — 18,964 
U.S. treasury bonds4,993 58 — 5,051 
Corporate bonds2,913 41 — 2,954 
Total$105,896 $99 $— $105,995 

Such amounts are classified on our consolidated balance sheets as follows (in thousands):
 
 November 30, 2021November 30, 2020
 Cash and EquivalentsShort-Term
Investments
Cash and EquivalentsShort-Term
Investments
Cash$130,371 $— $79,026 $— 
Money market funds25,035 — 18,964 — 
U.S. treasury bonds— 757 — 5,051 
Corporate bonds— 1,210 — 2,954 
Total$155,406 $1,967 $97,990 $8,005 

The fair value of debt securities by contractual maturity is as follows (in thousands):
 
November 30, 2021November 30, 2020
Due in one year or less$1,967 $5,998 
Due after one year (1)
— 2,007 
Total$1,967 $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 consolidated balance sheets.

We did not hold any investments with continuous unrealized losses as of November 30, 2021 or November 30, 2020.