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Other Intangible Assets
6 Months Ended
Mar. 31, 2013
Other Intangible Assets

7) Other Intangible Assets

Intangibles, net

The gross carrying amount and accumulated amortization of intangible assets subject to amortization are as follows (in thousands):

 

     March 31, 2013      September 30, 2012  
     Gross
Carrying
Amount
     Accum.
Amortization
     Net      Gross
Carrying
Amount
     Accum.
Amortization
     Net  

Customer lists and other intangibles

   $ 286,783       $ 216,627       $ 70,156       $ 286,783       $ 212,071       $ 74,712   
  

 

 

    

 

 

    

 

 

    

 

 

    

 

 

    

 

 

 

Amortization expense for intangible assets was $4.6 million for the six months ended March 31, 2013, compared to $3.5 million for the six months ended March 31, 2012. Total estimated annual amortization expense related to intangible assets subject to amortization, for the fiscal year ending September 30, 2013, and the four succeeding fiscal years ending September 30, is as follows (in thousands):

 

     Estimated
Annual Book
Amortization
Expense
 

2013

   $ 9,111   

2014

   $ 9,035   

2015

   $ 8,900   

2016

   $ 8,729   

2017

   $ 8,209