Subsequent Events (Tables)

6 Months Ended

May 31, 2017

Subsequent Events [Abstract]

Purchase Allocation for Acquired Assets and Liabilities

	Fair Value
	Kern Phase 2(c)
(in thousands)	Assets
Property and equipment	$	6,710
Related party payable	(2,618		)
Asset retirement obligation	(279		)
Noncontrolling interest	(658		)
Net assets acquired	$	3,155