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Fair Value Measurements (Tables)
 12 Months Ended
Nov. 30, 2021
Fair Value Disclosures [Abstract]  
Fair Value Measurements within the Fair Value Hierarchy of the Financial Assets
The following table details the fair value measurements within the fair value hierarchy of our financial assets and liabilities at November 30, 2021 (in thousands):
 
  Fair Value Measurements Using
 Total Fair
Value		Level 1Level 2Level 3
Assets
Money market funds$25,035 $25,035 $— $— 
U.S. treasury bonds757 — 757 — 
Corporate bonds1,210 — 1,210 — 
Liabilities
Foreign exchange derivatives(372)— (372)$— 
Interest rate swap$(3,078)$— $(3,078)$— 

The following table details the fair value measurements within the fair value hierarchy of our financial assets and liabilities at November 30, 2020 (in thousands):
 
  Fair Value Measurements Using
 Total Fair
Value		Level 1Level 2Level 3
Assets
Money market funds$18,964 $18,964 $— $— 
U.S. treasury bonds5,051 — 5,051 — 
Corporate bonds2,954 — 2,954 — 
Foreign exchange derivatives1,442 — 1,442 — 
Liabilities
Interest rate swap$(6,855)$— $(6,855)$—