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Note 6 - Intangible Assets
 12 Months Ended
Jun. 30, 2018
Notes to Financial Statements  
Intangible Assets Disclosure [Text Block]
6.
Intangible Assets
 
Intangible assets consist of the following (in thousands):
 
   
 
 
 
  
Tradenames
    
 
 
 
  
 
 
 
  
 
 
 
   
Customer
Relationships
    
(Indefinite-
lived)
    
Developed
Technology
    
Other
    
Total
  
June 30, 2018
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Cost
   $
66,802
     $
20,396
     $
48,281
     $
4,927
     $
140,406
  
Accumulated amortization
    
(33,917
 )    
-
      
(4,709
 )    
(3,705
 )    
(42,331
 )
Balance, June 30, 2018
   $
32,885
     $
20,396
     $
43,572
     $
1,222
     $
98,075
  
                                         
June 30, 2017
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Cost
   $
64,247
     $
18,715
     $
47,586
     $
4,503
     $
135,051
  
Accumulated amortization
    
(28,764
 )    
-
      
(826
 )    
(2,958
 )    
(32,548
 )
Balance, June 30, 2017
   $
35,483
     $
18,715
     $
46,760
     $
1,545
     $
102,503
  
 
Amortization expense from continuing operations for the years ended
June 30, 2018,
2017,
and
2016
totaled
$9.0
million,
$5.0
million, and
$3.6
million, respectively. At
June 30, 2018,
aggregate amortization expense is estimated to be
$9.0
million in fiscal
2019,
$8.5
million in fiscal
2020,
$7.9
million in fiscal
2021,
$7.4
million in fiscal
2022,
$6.7
million in fiscal
2023,
and
$38.2
million thereafter.