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PROPERTY, PLANT AND EQUIPMENT (Details) (USD $)
In Thousands
Jul. 31, 2011
Jul. 31, 2010
Land $ 51,588 $ 48,546
Buildings and improvements 521,419 495,741
Machinery and equipment 835,013 779,700
Information technology hardware & software 202,574 140,626
Furniture and fixtures 94,965 86,925
Property, Plant and Equipment, Gross 1,705,559 1,551,538
Less: Accumulated depreciation and amortization (910,960) (845,103)
Property, plant and equipment $ 794,599 $ 706,435