Note 3 - Supplemental Balance Sheet and Cash Flow Information (Tables)
 12 Months Ended
Jun. 30, 2017
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
 
 
June 30,
 
 
 
2017
 
 
2016
 
                 
Raw materials
   $
22,074
     $
18,685
  
Finished goods
    
38,077
      
38,417
  
Inventories, net
   $
60,151
     $
57,102
  
Property, Plant and Equipment [Table Text Block]
 
 
June 30,
 
 
 
2017
 
 
2016
 
Cost:
                
Land
   $
6,270
     $
6,270
  
Buildings and improvements
    
158,495
      
157,963
  
Machinery, equipment and other
    
98,596
      
82,018
  
Property and equipment
    
263,361
      
246,251
  
Accumulated depreciation and amortization
    
(128,237
)
    
(113,889
)
Property and equipment, net
   $
135,124
     $
132,362
  
Schedule of Intangible Assets and Goodwill [Table Text Block]
 
 
 
 
    
 
 
June 30,
 
 
 
Useful Life
(years)
 
 
2017
 
 
2016
 
                             
Developed technology
    
9
-
15
     $
276,959
     $
120,611
  
Trade names
    
5
-
20
      
87,092
      
63,706
  
Customer relationships
    
9
-
16
      
204,243
      
191,118
  
Non-compete agreement
    
3
-
5
      
3,264
      
3,284
  
Patents
    
 
10
 
      
633
      
-
  
Intangible assets
    
 
 
 
      
572,191
      
378,719
  
Accumulated amortization
    
 
 
 
      
(120,149
)
    
(75,595
)
Amortizable intangible assets, net
    
 
 
 
     $
452,042
     $
303,124
  
In process research and development
   
 
 
 
      
-
      
7,400
  
Intangible assets, net
    
 
 
 
     $
452,042
     $
310,524
  
Schedule of Finite-Lived Intangible Assets [Table Text Block]
 
 
June 30,
 
 
 
2017
 
 
2016
 
                 
Beginning balance
   $
310,524
     $
292,839
  
Acquisitions
    
185,869
      
53,500
  
Other additions
    
976
      
-
  
Amortization expense
    
(44,393
)
    
(29,395
)
Currency translation
    
(934
)
    
(6,420
)
Ending balance
   $
452,042
     $
310,524
  
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]
2018
   $
44,825
  
2019
    
44,171
  
2020
    
43,538
  
2021
    
43,180
  
2022
    
41,491
  
Thereafter
    
234,837
  
Total
   $
452,042
  
Schedule of Goodwill [Table Text Block]
 
 
Biotechnology
 
 
Diagnostics
 
 
Protein
Platforms
 
 
Total
 
June 30, 2015
   $
115,198
     $
60,601
     $
214,839
     $
390,638
  
Acquisitions (Note 2)
    
-
      
42,669
      
6,878
      
49,547
  
Prior year acquisitions (Note 2)
    
-
      
-
      
-
      
-
  
Currency translation
    
(6,475
)
    
-
      
(2,828
)
    
(9,303
)
June 30, 2016
   $
108,723
     $
103,270
     $
218,889
     $
430,882
  
Acquisitions (Note 2)
    
147,484
      
 
      
 
      
147,484
  
Prior year acquisitions (Note 2)
    
-
      
-
      
1,809
      
1,809
  
Currency translation
    
(1,277
)
    
-
      
128
      
(1,149
)
June 30, 2017
   $
254,930
     $
103,270
     $
220,826
     $
579,026
  
Schedule of Other Assets, Noncurrent [Table Text Block]
 
 
June 30,
 
 
 
2017
 
 
2016
 
                 
Investments
   $
40,385
     $
385
  
Other
    
3,617
      
1,537
  
    $
44,002
     $
1,922
  
Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]
 
 
Year Ended June 30,
 
 
 
2017
 
 
2016
 
 
2015
 
Income taxes paid
   $
42,900
     $
44,900
     $
42,600
  
Interest paid
    
7,452
      
1,661
      
1,544
  
Non-cash activities:
                        
Acquisition-related liabilities (1)
    
32,856
      
42,259
      
43,048