Income Taxes - Deferred Income Tax Liabilities and Assets (Details) - USD ($) $ in Thousands	Nov. 30, 2017	Nov. 30, 2016	Nov. 30, 2015
Deferred tax assets:
Net operating loss carryforwards	$ 17,241	$ 3,948	$ 41
Tax Credits	621	0	0
Total deferred tax assets	17,862	3,948	41
Deferred tax liabilities:
Outside basis difference in partnership	(55,180)	(34,681)	(12,544)
Total deferred tax liabilities	(55,180)	(34,681)	(12,544)
Net deferred tax asset (liability)	$ (37,318)	$ (30,733)	$ (12,503)