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Goodwill and Intangible Assets
12 Months Ended
Dec. 31, 2015
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Intangible Assets

7.    Goodwill and Intangible Assets:

Goodwill was $3.4 billion and $2.8 billion at December 31, 2015 and 2014, respectively. The change in the carrying amount of goodwill of approximately $590.0 million during the year ended December 31, 2015 is primarily related to the Company’s 2015 acquisitions. The Company expects that approximately $83.7 million of the goodwill recorded during the year ended December 31, 2015 will be deductible for tax purposes. The change in the carrying amount of goodwill during the year ended December 31, 2014 of approximately $382.5 million related to the 2014 acquisitions.

Intangible assets, net, consist of the following (in thousands):

 

     December 31, 2015  
     Gross
Carrying
Value
     Accumulated
Amortization
     Net
Carrying
Value
     Weighted
Average
Amortization
Period (1)

(in years)
 

Physician and hospital agreements

   $ 265,465       $ (130,050    $ 135,415         0.4   

Customer relationships

     248,880         (10,612      238,268         9.9   

Trade names

     28,620         (597      28,023         1.2   

Patented technology

     24,230         (1,717      22,513         0.6   
  

 

 

    

 

 

    

 

 

    
   $ 567,195       $ (142,976    $ 424,219      
  

 

 

    

 

 

    

 

 

    

 

(1) The weighted average amortization period includes amortization expense related to years beyond 2020 of approximately $229.3 million.

 

     December 31, 2014  
     Gross
Carrying
Value
     Accumulated
Amortization
     Net
Carrying
Value
     Weighted
Average
Amortization
Period (2)

(in years)
 

Physician and hospital agreements

   $ 216,458       $ (98,145    $ 118,313         0.8   

Customer relationships

     75,460         (2,634      72,826         7.2   

Trade names

     7,150         (153      6,997         0.7   
  

 

 

    

 

 

    

 

 

    
   $ 299,068       $ (100,932    $ 198,136      
  

 

 

    

 

 

    

 

 

    

 

(2) The weighted average amortization period includes amortization expense related to years beyond 2019 of approximately $69.1 million.

The change in the carrying amount of intangible assets, net of approximately $226.1 million during the year ended December 31, 2015 is primarily related to the Company’s 2015 acquisitions.

Amortization expense for other intangible assets was $42.0 million, $30.1 million and $24.5 million for the years ended December 31, 2015, 2014 and 2013, respectively.

Amortization expense for existing other intangible assets for the next five years is expected to be as follows (in thousands):

 

2016

   $ 48,967   

2017

     43,173   

2018

     38,639   

2019

     34,600   

2020

     29,535