XML 141 R58.htm IDEA: XBRL DOCUMENT v2.4.0.6
GOODWILL AND INTANGIBLE ASSETS (Details) (USD $)
In Thousands, unless otherwise specified
Jul. 31, 2012
Jul. 31, 2011
Goodwill Allocated by Reportable Segment [Line Items]    
Goodwill $ 338,941 [1] $ 290,606
Life Sciences [Member]
   
Goodwill Allocated by Reportable Segment [Line Items]    
Goodwill 178,359 [1] 131,852
Industrial [Member]
   
Goodwill Allocated by Reportable Segment [Line Items]    
Goodwill $ 160,582 [1] $ 158,754
[1] For further discussion regarding environmental remediation liabilities refer to Note 14, Contingencies and Commitments.