Annual report pursuant to Section 13 and 15(d)

Goodwill and intangible assets (Tables)

v3.5.0.2
Goodwill and intangible assets (Tables)
 12 Months Ended
Jul. 31, 2016
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Indefinite-Lived Intangible Assets [Table Text Block] The Company’s change in the net carrying amount of intangible assets, all in the Life Sciences segment is as follows:

    Gross     Accumulated
Amortization		     Net  
July 31, 2014   $ 28,478     $ (20,370 )   $ 8,108  
Amortization expense     —       (1,770 )     (1,770 )
Foreign currency translation     (640 )     457       (183 )
July 31, 2015   $ 27,838     $ (21,683 )   $ 6,155  
Amortization expense     —       (1,677 )     (1,677 )
Foreign currency translation     (188 )     132       (56 )
July 31, 2016   $ 27,650     $ (23,228 )   $ 4,422  
Schedule of Intangible Assets [Table Text Block] Intangible assets, all finite-lived, consist of the following:

    July 31, 2016     July 31, 2015  
    Gross     Accumulated
Amortization		     Net     Gross     Accumulated
Amortization		     Net  
Patents   $ 11,027     $ (10,905 )   $ 122     $ 11,028     $ (10,871 )   $ 157  
Customer relationships     12,122       (8,331 )     3,791       12,243       (7,398 )     4,845  
Website and acquired content     1,011       (1,011 )     —       1,020       (1,020 )     —  
Licensed technology and other     485       (437 )     48       518       (441 )     77  
Trademarks     3,005       (2,544 )     461       3,029       (1,953 )     1,076  
Total   $ 27,650     $ (23,228 )   $ 4,422     $ 27,838     $ (21,683 )   $ 6,155  
Schedule of Useful Lives For Acquisitions [Table Text Block] At July 31, 2016 information with respect to the intangibles acquired is as follows:

     

Useful life

assigned

      

Weighted average

remaining useful life

  
Customer relationships     8-15 years       4 years  
Trademarks     5 years       1 years  
Other intangibles     10 years       3 years  
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Estimated amortization expense related to these finite-lived intangible assets for the five succeeding fiscal years ending July 31 is as follows:

2017    $ 1,508  
2018     1,141  
2019     827  
2020     512  
2021     283