Goodwill and Other Intangible Assets (Tables)

6 Months Ended

May. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill Resulting from Leucadia Transaction Attributable to Reportable Segments and Summary of Changes to Goodwill

Goodwill attributed to our reportable segments are as follows (in thousands):

	May 31, 2015		November 30, 2014
Capital Markets	$	1,657,193	$	1,659,636
Asset Management	3,000		3,000
Total goodwill	$	1,660,193	$	1,662,636

The following table is a summary of the changes to goodwill for the six months ended May 31, 2015 (in thousands):

Balance at November 30, 2014	$	1,662,636
Add: Translation adjustments	(2,443		)
Balance at May 31, 2015	$	1,660,193

Summary of Intangible Assets

The following tables present the gross carrying amount, accumulated amortization, net carrying amount and weighted average amortization period of identifiable intangible assets at May 31, 2015 and November 30, 2014 (in thousands):

	May 31, 2015							Weighted average remaining lives (years)
	Gross cost		Accumulated amortization			Net carrying amount
Customer relationships	$	127,944	$	(30,614	)	$	97,330	13.3
Trade name	131,587		(8,459		)	123,128		32.8
Exchange and clearing organization membership interests and      registrations	14,448		—			14,448		N/A
	$	273,979	$	(39,073	)	$	234,906
	November 30, 2014							Weighted average remaining lives (years)
	Gross cost		Accumulated amortization			Net carrying amount
Customer relationships	$	128,323	$	(26,402	)	$	101,921	13.7
Trade name	132,009		(6,677		)	125,332		33.3
Exchange and clearing organization membership interests and      registrations	14,528		—			14,528		N/A
	$	274,860	$	(33,079	)	$	241,781

Future Amortization Expense Related to Intangible Assets

The estimated future amortization expense for the five succeeding fiscal years is as follows (in thousands):

Remainder of fiscal 2015	$	6,099
Year ended November 30, 2016	12,198
Year ended November 30, 2017	12,198
Year ended November 30, 2018	12,198
Year ended November 30, 2019	12,198