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Leases (Tables)
 9 Months Ended
Aug. 31, 2021
Leases [Abstract]  
Lease, Cost
The components of operating lease cost for the three and nine months ended August 31, 2021 were as follows (in thousands):

Three Months EndedNine Months Ended
 August 31, 2021August 31, 2021
Lease costs under long-term operating leases$1,991 $6,135 
Lease costs under short-term operating leases3 22 
Variable lease cost under short-term and long-term operating leases(1)
130 280 
Operating lease right-of-use asset impairment— 36 
Total operating lease cost$2,124 $6,473 
(1) Lease costs that are not fixed at lease commencement.
The components of operating lease cost for the three and nine months ended August 31, 2020 were as follows (in thousands):

Three Months EndedNine Months Ended
 August 31, 2020August 31, 2020
Lease costs under long-term operating leases$1,714 $5,471 
Lease costs under short-term operating leases235 379 
Variable lease cost under short-term and long-term operating leases(1)
113 301 
Operating lease right-of-use asset impairment— 1,189 
Total operating lease cost$2,062 $7,340 
(1) Lease costs that are not fixed at lease commencement.

The table below presents supplemental cash flow information related to leases during the nine months ended August 31, 2021 and August 31, 2020 (in thousands):
Nine Months Ended
 August 31, 2021August 31, 2020
Cash paid for leases$6,440 $5,979 
Right-of-use assets recognized for new leases and amendments (non-cash)$3,222 $204 

Weighted average remaining lease term in years and weighted average discount rate are as follows:
 August 31, 2021November 30, 2020
Weighted average remaining lease term in years4.465.02
Weighted average discount rate2.7 %2.3 %
Lessee, Operating Lease, Liability, Maturity
Future payments under non-cancellable leases are as follows (in thousands):
August 31, 2021
Remainder of 2021$2,013 
20227,969 
20237,833 
20247,605 
20254,885 
Thereafter2,811 
Total lease payments33,116 
Less imputed interest(1)
(1,837)
Present value of lease liabilities$31,279 
(1) Lease liabilities are measured at the present value of the remaining lease payments using a discount rate determined at lease commencement unless the discount rate is updated as a result of a lease reassessment event.