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Intangible Assets
12 Months Ended
Dec. 31, 2013
Intangible Assets  
Intangible Assets

Note 9—Intangible Assets

 

At December 31, 2013 and 2012, intangible assets totaled $45,303 and $51,978, respectively, net of amortization.   The table below summarizes the intangible asset categories, amounts and the average amortization periods which are generally on a straight-line basis, at December 31:

 

 

 

Amortization

 

 

 

Amount

 

 

 

Period

 

 

 

2013

 

2012

 

Tradename

 

3 to 10 years

 

 

 

$

21,023

 

$

23,586

 

Non-compete agreements

 

2 to 5 years

 

 

 

2,575

 

4,130

 

Customer relationships

 

5 to 15 years

 

 

 

21,705

 

24,212

 

Backlog

 

0.75 years

 

 

 

—

 

50

 

 

 

 

 

Total

 

$

45,303

 

$

51,978

 

 

Amortization expense of intangible assets was $7,467, $6,543 and $9,699 for the years ended December 31, 2013, 2012 and 2011, respectively. Estimated amortization expense for intangible assets as of December 31, 2013 is as follows:

 

For the Years Ending
December 31,

 

Estimated
Intangible
Amortization
Expense

 

2014

 

$

7,454

 

2015

 

6,404

 

2016

 

6,029

 

2017

 

5,909

 

2018

 

5,016

 

Thereafter

 

14,491

 

 

 

$

45,303