|
Noncontrolling Interests and Mandatorily Redeemable Preferred Interests of Consolidated Subsidiaries - Noncontrolling Interests (Parenthetical) (Detail) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | |
|---|---|---|
|
Feb. 28, 2014
|
Nov. 30, 2013
|
|
| Noncontrolling Interest [Abstract] | ||
| Leucadia investment in Jefferies Structured Alpha Fund B, LLC | $ 75.0 | |
| Gain or loss recognized upon deconsolidation | $ 0 |