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Fair Value Measurements (Tables)
 6 Months Ended
Jun. 30, 2017
Fair Value Measurements [Abstract]  
Summary Of Asset Impairment And Decommission Costs



 

 

 

 

 

 

 

 

 

 

 

 



 

 

 

 

 

 

 

 

 

 

 

 



 

For the three months

 

For the six months



 

ended June 30,

 

ended June 30,



 

2017

 

2016

 

2017

 

2016



 

 

 

 

 

 

 

 

 

Asset impairment (1)

 

$

 3,020 

 

$

 7,464 

 

$

 6,033 

 

$

 7,464 

Write-off of carrying value of decommissioned towers

 

 

 3,675 

 

 

 3,665 

 

 

 7,648 

 

 

 7,862 

Write-off and disposal of former corporate headquarters

 

 

 —

 

 

 2,345 

 

 

 —

 

 

 2,345 

Other third party decommission costs

 

 

 1,445 

 

 

 1,217 

 

 

 2,810 

 

 

 3,203 

Total asset impairment and decommission costs

 

$

 8,140 

 

$

 14,691 

 

$

 16,491 

 

$

 20,874 

(1)

Represents impairment charges resulting from the Company’s analysis that the future cash flows from certain towers would not recover the carrying value of the investment in those towers.