Intangibles and Other Assets (Notes)
 3 Months Ended
Mar. 31, 2015
Goodwill and Intangible Assets Disclosure [Abstract]  
Intangibles and Other Assets
Intangibles and Other Assets

The following is a roll-forward of goodwill from December 31, 2014 to March 31, 2015:
Balance as of December 31, 2014
$
77,909,537

  Goodwill acquired related to the purchase of Xpress
4,199,312

Balance as of March 31, 2015
$
82,108,849



The following is a summary of amortizable intangible assets as of March 31, 2015 and December 31, 2014:
 
March 31, 2015
 
December 31, 2014
 
Weighted-Average Life
Customer relationships
$
47,938,979

 
$
44,938,979

 
10.2 years
Noncompete agreements
339,000

 
339,000

 
4.2 years
Trade names
640,000

 
640,000

 
4.4 years
 
48,917,979

 
45,917,979

 
10.1 years
Less accumulated amortization
(16,178,648
)
 
(15,046,556
)
 
 
Intangible assets, net
$
32,739,331

 
$
30,871,423

 
 


Amortization expense related to intangible assets was $1,132,092 and $700,650 for the three months ended March 31, 2015 and 2014, respectively.

The estimated amortization expense for the next five years and thereafter is as follows:
Remainder of 2015
$
3,526,662

2016
4,346,870

2017
4,028,204

2018
3,619,537

2019
3,181,088

Thereafter
14,036,970

 
$
32,739,331