Quarterly report pursuant to Section 13 or 15(d)

Goodwill and intangible assets (Tables)

v2.4.0.6
Goodwill and intangible assets (Tables)
 6 Months Ended
Jan. 31, 2013
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, 2012   $ 27,904     $ (16,124 )   $ 11,780  
Amortization expense     —       (997 )     (997 )
Foreign currency translation     447       (256 )     191  
January 31, 2013   $ 28,351     $ (17,377 )   $ 10,974  
Schedule Of Intangible Assets [Table Text Block] Intangible assets consist of the following:
    January 31, 2013     July 31, 2012  
    Gross     Accumulated
Amortization 		    Net     Gross     Accumulated
Amortization 		    Net  
Patents   $ 11,027     $ (10,504 )   $ 523     $ 11,027     $ (10,439 )   $ 588  
Customer relationships     12,543       (4,969 )     7,574       12,304       (4,356 )     7,948  
Website and acquired content     1,032       (942 )     90       1,019       (874 )     145  
Licensed technology and other     487       (351 )     136       485       (300 )     185  
Trademarks     3,262       (611 )     2,651       3,069       (155 )     2,914  
Total   $ 28,351     $ (17,377 )     10,974     $ 27,904     $ (16,124 )   $ 11,780  
Schedule Of Useful Lives For Acquisitions [Table Text Block] At January 31, 2013 information with respect to the intangibles acquired is as follows:
      Useful life
assigned 		      Weighted average
remaining useful life 		 
Customer relationships     8 - 15 years       8 years  
Trademarks         5 years       4.5 years  
Other intangibles     4 - 10 years       2 years