Leases - Lease Costs (Details) $ in Thousands	12 Months Ended
	Nov. 30, 2021 USD ($)
Leases [Abstract]
Lease costs under long-term operating leases	$ 7,867
Lease costs under short-term operating leases	32
Variable lease cost under short-term and long-term operating leases	434
Operating lease right-of-use asset impairment	3,057
Total operating lease cost	11,390
Cash paid for leases	8,406
Right-of-use assets recognized for new leases and amendments (non-cash)	$ 3,222
Weighted average remaining lease term in years	4 years 1 month 24 days
Weighted average discount rate	2.60%