Fair Value (Details) - USD ($) $ in Thousands	Aug. 31, 2020	Nov. 30, 2019
Financial assets and liabilities carried at fair value and measured at fair value on a recurring basis:
Assets, transfers from Level 1 to Level 2	$ 0
Liabilities, transfers from Level 1 to Level 2	0
Assets, transfers from Level 2 to Level 1	0
Liabilities, transfers from Level 2 to Level 1	0
Interest rate swap liabilities	9,952	$ 4,052
Warrant Liability
Financial assets and liabilities carried at fair value and measured at fair value on a recurring basis:
Derivative liability	5,410
Contingent Value Rights Liability
Financial assets and liabilities carried at fair value and measured at fair value on a recurring basis:
Derivative liability	1,261
Recurring basis \| Level 2
Financial assets and liabilities carried at fair value and measured at fair value on a recurring basis:
Interest rate swap liabilities	9,952	$ 4,052
Recurring basis \| Level 3 \| Warrant Liability
Financial assets and liabilities carried at fair value and measured at fair value on a recurring basis:
Derivative liability	5,410
Recurring basis \| Level 3 \| Contingent Value Rights Liability
Financial assets and liabilities carried at fair value and measured at fair value on a recurring basis:
Derivative liability	$ 1,261

Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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