Variable Interest Entities - Assets and Liabilities of Consolidated VIEs Prior to Consolidation (Footnote) (Detail) - USD ($) $ in Millions |
May 31, 2016 |
Nov. 30, 2015 |
|---|---|---|
| Securitization Vehicles [Member] | ||
| Variable Interest Entity [Line Items] | ||
| Secured financing included in inventory and eliminated | $ 246.6 | $ 22.1 |