Other Assets (Details) - USD ($) $ in Thousands	May 31, 2016	Nov. 30, 2015
Other Assets [Abstract]
Cash surrender value of insurance contracts	$ 66,857	$ 67,786
Debt issuance costs	22,432	25,408
Property and equipment, net	14,139	13,100
Prepaid expenses	9,362	6,480
Total	$ 112,790	$ 112,774