Other Assets (Details) - USD ($) $ in Thousands	Feb. 28, 2017	Nov. 30, 2016
Other Assets [Abstract]
Cash surrender value of insurance contracts	$ 72,547	$ 70,829
Property and equipment, net	14,450	14,240
Prepaid expenses	8,610	4,894
Debt Issuance Costs, Line of Credit Arrangements, Net	1,072	1,182
Total	$ 96,679	$ 91,145