Investments - Summary of Selected Financial Information for Jefferies Finance (Detail) (Jefferies Finance, LLC [Member], USD $) In Millions, unless otherwise specified	Aug. 31, 2013	Nov. 30, 2012
Jefferies Finance, LLC [Member]
Total assets	$ 2,643.0	$ 1,730.4
Total liabilities	2,013.4	1,188.2
Total equity	629.6	542.2
Our total equity balance	$ 314.8	$ 271.1

The amount of assets reported by an equity method investment of the entity.

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Reference 8: http://www.xbrl.org/2003/role/presentationRef

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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+ Details

- Definition

Amount of equity, excluding noncontrolling interest, attributable to the equity method investment of the entity.

+ References+ Details

- Definition

The amount of liabilities reported by an equity method investment of the entity.

+ References

+ Details