Fair Value Measurements (Assets Held For Sale) (Details) $ in Thousands	3 Months Ended	12 Months Ended
	Nov. 30, 2018 USD ($)	Nov. 30, 2018 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total Losses	$ 5,100
Discontinued Operations, Held-for-sale | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total Fair Value	$ 5,776	$ 5,776
Total Losses		$ 5,147