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Other Intangible Assets, Net
9 Months Ended
Sep. 30, 2013
Goodwill and Intangible Assets Disclosure [Abstract]  
Other Intangible Assets, Net
Other Intangible Assets, Net:
Other intangible assets, net consist of the following amounts:
 
 
September 30,
 
December 31,
(DOLLARS IN THOUSANDS)
2013
 
2012
Gross carrying value (1)
$
165,406

 
$
165,406

Accumulated amortization
(133,272
)
 
(128,718
)
Total
$
32,134

 
$
36,688


 
(1)
Includes patents, trademarks and other intellectual property, valued at acquisition.
Amortization expense was $1.5 million, in each period for the three months ended September 30, 2013 and 2012 and amortization expense for the nine months ended September 30, 2013 and 2012 was $4.6 million, in each period. Annual amortization is expected to be $6.1 million for the year 2013, $4.7 million for the years 2014 through 2017 and $4.6 million for the year 2018.