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Fair Value (Tables)
 9 Months Ended
Aug. 31, 2017
Fair Value Disclosures [Abstract]  
Summary of Assets and Liabilities Measured at Estimated Fair Value on Recurring basis
The following table presents the Partnership’s assets and liabilities measured at estimated fair value on a recurring basis, categorized in accordance with the fair value hierarchy:
 
August 31, 2017
 
November 30, 2016
(in thousands)
Level 2
 
Total
 
Level 2
 
Total
Assets
 

 
 

 
 

 
 

Derivative financial instruments
$
1,246

 
$
1,246

 
$
897

 
$
897

Total assets
$
1,246

 
$
1,246

 
$
897

 
$
897