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Note 7 - Intangible Assets
 12 Months Ended
Jun. 30, 2019
Notes to Financial Statements  
Intangible Assets Disclosure [Text Block]
7.
Intangible Assets
 
Intangible assets consist of the following (in thousands):
 
   
 
 
 
  
Tradenames
    
 
 
 
  
 
 
 
  
 
 
 
   
Customer
    
(Indefinite-
    
Developed
    
 
 
 
  
 
 
 
   
Relationships
    
lived)
    
Technology
    
Other
    
Total
  
June 30, 2019
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Cost
  
$
75,018
    
$
19,977
    
$
55,164
    
$
5,492
    
$
155,651
  
Accumulated amortization
    
(24,476
)
    
-
      
(8,765
)
    
(3,750
)
    
(36,991
)
Balance, June 30, 2019
  
$
50,542
    
$
19,977
    
$
46,399
    
$
1,742
    
$
118,660
  
                                         
June 30, 2018
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Cost
  
$
48,285
    
$
11,102
    
$
48,281
    
$
4,025
    
$
111,693
  
Accumulated amortization
    
(19,134
)
    
-
      
(4,709
)
    
(2,912
)
    
(26,755
)
Balance, June 30, 2018
  
$
29,151
    
$
11,102
    
$
43,572
    
$
1,113
    
$
84,938
  
 
Amortization expense from continuing operations for the years ended
June 30,
2019
,
2018
, and
2017
totaled
$10.5
 million,
$8.1
 million, and
$4.0
 million, respectively. At
June 30, 2019,
aggregate amortization expense is estimated to be
$11.7
 million in fiscal
2020,
 
$11.1
 million in fiscal
2021,
$10.4
 million in fiscal
2022,
$9.7
 million in fiscal
2023,
$8.7
 million in fiscal
2024,
and
$47.1
 million thereafter.