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GOODWILL AND INTANGIBLE ASSETS
12 Months Ended
Mar. 28, 2015
Goodwill and Intangible Assets Disclosure [Abstract]  
GOODWILL AND OTHER INTANGIBLE ASSETS
GOODWILL AND INTANGIBLE ASSETS
Goodwill
The changes in the carrying amount of goodwill for fiscal 2015 and 2014 are as follows:
(In thousands)
 
Carrying amount as of March 30, 2013
$
330,474

Hemerus acquisition
6,425

Effects of change in foreign currency exchange rates
(131
)
Carrying amount as of March 29, 2014
$
336,768

Effects of change in foreign currency exchange rates
(2,458
)
Carrying amount as of March 28, 2015
$
334,310



Intangible Assets
Intangible assets include the value assigned to license rights and other developed technology, patents, customer contracts and relationships and trade names. The estimated useful lives for all of these intangible assets are 2 to 19 years. The gross carrying amount of intangible assets and the related accumulated amortization as of March 28, 2015 and March 29, 2014 is as follows:
(In thousands)
Gross Carrying
Amount
 
Accumulated
Amortization
 
Net
 
Weighted Average
Useful Life
 
 
 
 
 
 
 
(In years)
As of March 28, 2015
 

 
 

 
 
 
 
Patents
$
10,473

 
$
7,373

 
$
3,100

 
9
Capitalized software
39,690

 
5,654

 
34,036

 
7
Other developed technology
124,573

 
46,474

 
78,099

 
12
Customer contracts and related relationships
195,985

 
70,440

 
125,545

 
10
Trade names
7,042

 
3,234

 
3,808

 
11
Total intangibles
$
377,763

 
$
133,175

 
$
244,588

 
10
(In thousands)
Gross Carrying
Amount
 
Accumulated
Amortization
 
Net
 
Weighted Average
Useful Life
 
 
 
 
 
 
 
(In years)
As of March 29, 2014
 

 
 

 
 
 
 
Patents
$
9,543

 
$
7,039

 
$
2,504

 
9
Capitalized software
31,750

 
2,414

 
29,336

 
4
Other developed technology
123,525

 
36,632

 
86,893

 
12
Customer contracts and related relationships
200,694

 
52,741

 
147,953

 
12
Trade names
7,341

 
2,868

 
4,473

 
11
Total intangibles
$
372,853

 
$
101,694

 
$
271,159

 
11

The changes to the net carrying value of our intangible assets from March 29, 2014 to March 28, 2015 reflect investment in capitalized software and other less significant intangible assets, amortization expense and the effect of exchange rate changes in the translation of our intangible assets held by our international subsidiaries.
Aggregate amortization expense for amortized intangible assets for fiscal year 2015, 2014, and 2013 was $33.5 million, $29.2 million, and $22.1 million, respectively. Future annual amortization expense on intangible assets is estimated to be as follows:
Fiscal Year
 
Amount   (in thousands)
2016
 
$
33,752

2017
 
$
32,998

2018
 
$
32,165

2019
 
$
30,470

2020 and thereafter
 
$
104,544