XML 26 R15.htm IDEA: XBRL DOCUMENT v3.5.0.2
Intangible Assets, Net
 9 Months Ended
Sep. 30, 2016
Intangible Assets, Net [Abstract]  
Intangible Assets, Net

6.INTANGIBLE ASSETS, NET

The following table provides the gross and net carrying amounts for each major class of intangible assets:





 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 



 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 



 

As of September 30, 2016

 

As of December 31, 2015



 

Gross carrying

 

Accumulated

 

Net book

 

Gross carrying

 

Accumulated

 

Net book



 

amount

 

amortization

 

value

 

amount

 

amortization

 

value



 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 



 

(in thousands)

Current contract intangibles

 

$

 4,114,556 

 

$

 (1,332,478)

 

$

 2,782,078 

 

$

 3,904,864 

 

$

 (1,118,493)

 

$

 2,786,371 

Network location intangibles

 

 

 1,503,011 

 

 

 (574,272)

 

 

 928,739 

 

 

 1,446,293 

 

 

 (497,251)

 

 

 949,042 

Intangible assets, net

 

$

 5,617,567 

 

$

 (1,906,750)

 

$

 3,710,817 

 

$

 5,351,157 

 

$

 (1,615,744)

 

$

 3,735,413 



All intangible assets noted above are included in the Company’s site leasing segment. The Company amortizes its intangible assets using the straight-line method over 15 years. Amortization expense relating to the intangible assets above was $93.6 million and $91.4 million for the three months ended September 30, 2016 and 2015, respectively, and $276.4 million and $273.5 million for the nine months ended September 30, 2016 and 2015, respectively.