Intangible Assets And Goodwill (Tables)

12 Months Ended

Nov. 30, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule Of Intangible Assets

Intangible assets are comprised of the following significant classes at November 30, 2014 and 2013 (in thousands):

	November 30, 2014							November 30, 2013
	Gross Carrying Amount		Accumulated Amortization			Net Book Value		Gross Carrying Amount		Accumulated Amortization			Net Book Value
Purchased technology	$	53,789	$	(39,575	)	$	14,214	$	44,793	$	(36,712	)	$	8,081
Customer-related and other	24,684		(18,320		)	6,364		19,543		(17,674		)	1,869
Total	$	78,473	$	(57,895	)	$	20,578	$	64,336	$	(54,386	)	$	9,950

Schedule Of Future Amortization Expense From Intangible Assets Held

Future amortization expense for intangible assets as of November 30, 2014 is as follows (in thousands):

2015	$	4,949
2016	3,879
2017	3,879
2018	3,063
2019	1,941
Thereafter	2,867
Total	$	20,578

Summary Of Changes In The Carrying Amount Of Goodwill

Changes in the carrying amount of goodwill for fiscal year 2014 and 2013 are as follows (in thousands):

	November 30, 2014			November 30, 2013
Balance, beginning of year	$	224,286		$	226,110
Additions	8,690			4,798
Disposals	—			(6,377		)
Translation adjustments	(140		)	(245		)
Balance, end of year	$	232,836		$	224,286