Intangibles, Net

12 Months Ended

Mar. 31, 2012

Intangibles, Net [Abstract]

Intangibles, Net

6.Intangibles, net

The following information details the gross carrying amount and accumulated amortization of our intangible assets (in thousands):

	March 31, 2012		March 26, 2011
Intangible Category (Weighted-Average Amortization Period (years))	Gross Amount	Accumulated Amortization	Gross Amount	Accumulated Amortization
Core technology (9.0)..............................................	$1,390	$(1,390)	$1,390	$(1,390)
License agreements (9.0).........................................	440	(440)	440	(440)
Existing technology (13.3)......................................	17,235	(7,318)	17,235	(6,321)
Trademarks (4.0) (a)................................................	2,758	(320)	2,758	(320)
Non-compete agreements (5.0)..............................	398	(258)	398	(179)
Customer relationships (14.6)................................	4,682	(1,515)	4,682	(1,179)
Technology licenses (3.3)........................................	14,187	(11,608)	16,928	(13,877)
	$41,090	$(22,849)	$43,831	$(23,706)

(a)Trademarks also includes $2.4 million of indefinite-lived assets, which are not included in the weighted-average amortization period above.

Amortization expense for all intangibles in fiscal years 2012, 2011, and 2010 was $3.7 million, $3.3 million, and $3.6 million, respectively.The following table details the estimated aggregate amortization expense for all intangibles owned as of March 31, 2012, for each of the five succeeding fiscal years (in thousands):

For the year ended March 31, 2013.......	$ 2,734
For the year ended March 30, 2014.......	$ 2,176
For the year ended March 29, 2015.......	$ 1,623
For the year ended March 28, 2016.......	$ 1,303
For the year ended March 26, 2017.......	$ 1,273