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Goodwill and Acquired Intangible Assets
3 Months Ended
Jan. 31, 2013
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Acquired Intangible Assets
Goodwill and Acquired Intangible Assets
Goodwill
All of the Company’s goodwill is recorded in the Engineered Products segment. The change in the carrying amount of goodwill for the period ended January 31, 2013 is as follows (in thousands):
 
 
Engineered
Products Goodwill
Balance at October 31, 2012
$
68,331

Alumco acquisition
2,477

Foreign currency translation adjustment
701

Balance at January 31, 2013
$
71,509


Acquired Intangible Assets
Intangible assets consist of the following (in thousands):
 
 
As of January 31, 2013
 
As of October 31, 2012
 
Gross
Carrying
Amount
 
Accumulated
Amortization
 
Gross
Carrying
Amount
 
Accumulated
Amortization
Amortized intangible assets:
 
 
 
 
 
 
 
Customer relationships
$
52,768

 
$
(12,600
)
 
$
43,737

 
$
(11,675
)
Trademarks and trade names
44,700

 
(15,302
)
 
44,519

 
(14,520
)
Patents and other technology
25,219

 
(9,880
)
 
24,773

 
(9,382
)
Other
1,392

 
(534
)
 
1,392

 
(464
)
Total
$
124,079

 
$
(38,316
)
 
$
114,421

 
$
(36,041
)


 
The intangible assets as of January 31, 2013 include customer relationships of $8.7 million and technology of $0.2 million related to the Alumco acquisition. These assets have estimated useful lives of 10 and 3 years, respectively. (See Note 3 for further information about the acquisition.)

The aggregate amortization expense for the three months ended January 31, 2013 and 2012 was $2.2 million and $2.1 million, respectively. Estimated amortization expense for the next five years for existing intangibles follows (in thousands):
 
Fiscal Years Ending
October 31,
Estimated
Amortization
 
(In thousands)
2013 (remaining nine months)
$
6,857

2014
$
9,049

2015
$
8,918

2016
$
8,647

2017
$
8,541