Quarterly report pursuant to Section 13 or 15(d)

Goodwill and intangible assets (Details) - Schedule of indefinite-lived intangible assets

v2.4.0.8
Goodwill and intangible assets (Details) - Schedule of indefinite-lived intangible assets (USD $)
In Thousands, unless otherwise specified
6 Months Ended
Jan. 31, 2014
Jan. 31, 2013
Jul. 31, 2013
Indefinite-lived Intangible Assets [Line Items]      
Gross $ 28,471   $ 28,214
Accumulated Amortization (19,360)   (18,271)
Net 9,111   9,943
Amortization expense (928) (997)  
Life Sciences [Member]
     
Indefinite-lived Intangible Assets [Line Items]      
Gross 28,471   28,214
Accumulated Amortization (19,360)   (18,271)
Net 9,111   9,943
Amortization expense (928)    
Foreign currency translation 257    
Foreign currency translation (161)    
Foreign currency translation $ 96