Income Taxes (Provisions For Income Taxes) (Details) - USD ($) $ in Thousands	12 Months Ended
	Nov. 30, 2016	Nov. 30, 2015	Nov. 30, 2014
Current:
Federal	$ 12,934	$ 18,418	$ 7,796
State	3,178	1,526	765
Foreign	3,027	3,056	4,751
Total current	19,139	23,000	13,312
Deferred:
Federal	6,203	2,199	14,783
State	(1,963)	60	730
Foreign	(2,933)	(4,104)	(479)
Total deferred	1,307	(1,845)	15,034
Total	$ 20,446	$ 21,155	$ 28,346