Segment Reporting - Net Revenues by Geographic Region (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Aug. 31, 2016	Aug. 31, 2015	Aug. 31, 2016	Aug. 31, 2015
Revenues:
Net revenues	$ 654,450	$ 578,928	$ 1,672,845	$ 1,962,154
Americas [Member]
Revenues:
Net revenues	500,190	454,996	1,257,192	1,508,639
Europe [Member]
Revenues:
Net revenues	126,476	103,959	349,700	392,163
Asia [Member]
Revenues:
Net revenues	$ 27,784	$ 19,973	$ 65,953	$ 61,352