Financial Instruments Financial Instruments (Tables)
6 Months Ended
May 31, 2019
Fair Value Disclosures [Abstract]  
Schedule of Estimated Fair Values and Categorization Levels of Financial Instruments, Assets and Liab
The following table presents estimated fair values and categorization levels of the Company's financial instruments as of November 30, 2018 and May 31, 2019, respectively (in thousands):
 
 
 
November 30, 2018
 
May 31, 2019
Assets
Level
Class
Carrying Value
Fair Value
 
Carrying Value
Fair Value
Money market funds
1
R
$
219,229

$
219,229

 
$
291,010

$
291,010

Note Receivable
2
R
10,500

10,500

 
10,500

10,500

 
 
 
 
 
 
 
 
Liabilities (principal)
 
 
 
 
 
 
 
Senior Notes
2
NR
257,305

260,778

 
256,827

286,876