Note 7 - Goodwill and Intangible Assets
 12 Months Ended
Dec. 31, 2016
Notes to Financial Statements  
Goodwill and Intangible Assets Disclosure [Text Block]
Note
7
– Goodwill and Intangible Assets
 
Goodwill
 
The table set forth below shows the change in goodwill during
2016
and
2015:
 
 
 
December 31,
 
 
December 31,
 
 
 
2016
 
 
2015
 
Balance as of the beginning of the year
  $
21,679
     $
11,142
  
Acquisitions
   
37,701
      
10,537
  
Balance as of the end of the period
  $
59,380
     $
21,679
  
 
As of
December
31,
2016,
goodwill for the reportable segments of INF and BES was
$25,678
and
$33,702
, respectively. As of
December
31,
2015,
goodwill for the reportable segments of INF and BES was
$15,817
and
$5,862
, respectively.
See Note
16
for further information on Reportable Segments.
 
 
Intangible assets
 
 
Intangible assets, net, at
December
31,
2016
and
2015
consist of the following:
 
 
 
December 31, 2016
 
 
December 31, 2015
 
 
 
Gross
Carrying Amount
 
 
Accumulated Amortization
 
 
Net
Amount
 
 
Gross
Carrying
Amount
 
 
Accumulated Amortization
 
 
Net
Amount
 
Customer relationships
  $
38,801
    $
(5,746
 )   $
33,055
    $
12,614
    $
(3,643
 )   $
8,971
 
Trade name
   
4,185
     
(2,746
 )    
1,439
     
2,262
     
(1,626
 )    
636
 
Customer backlog
   
6,607
     
(2,284
 )    
4,323
     
2,709
     
(1,420
 )    
1,289
 
Favorable lease
    
553
     
(158
 )    
395
     
778
     
(44
 )    
734
 
Non-compete
   
2,546
     
(897
 )    
1,649
     
1,286
     
(549
 )    
737
 
Total
  $
52,692
    $
(11,831
 )   $
40,861
    $
19,649
    $
(7,282
 )   $
12,367
 
 
Trade names are amortized on a straight-line basis over their estimated lives ranging from
1
to
3
years. Customer backlog and customer relationships are amortized on a straight-lines basis over estimated lives ranging from
1
to
9
years. Non-compete agreements are amortized on a straight-line basis over their contractual lives ranging from
4
to
5
years. Favorable lease is amortized on a straight-line basis over the remaining lease term of
9
years.
 
The following table summarizes the weighted average useful lives of intangible assets acquired during
2016
and
2015:
 
 
 
 
2016
 
 
2015
 
Customer relationships
    
10.9
     
10.0
 
Trade name
    
1.3
     
1.7
 
Customer backlog
    
6.4
     
5.2
 
Favorable leases
    
5.9
     
8.8
 
Non-compete
    
4.6
     
3.9
 
 
Amortization expense for the years ended
December
31,
2016,
2015
and
2014
was
$4,549,
$2,624
and
$1,427,
respectively.
 
As of
December
31,
2016,
the future estimated aggregate amortization related to intangible assets is as follows:
 
Period ending December 31,
 
 
 
 
         
2017
   $
6,785
 
2018
    
4,891
 
2019
    
4,557
 
2020
    
3,957
 
2021
    
3,710
 
Thereafter
   
16,961
 
Total
  $
40,861