Customer and Geographic Information (Tables)

9 Months Ended

Apr. 30, 2012

Customer and Geographic Information [Abstract]

Schedule of Net Sales as a percentage, by Geography and Customer Type


	Three months ended April 30,		Nine months ended April 30,
	2012	2011	2012	2011
United States
U.S. government	48.6%	49.0%	47.8%	63.0%
Commercial customers	11.7%	10.8%	12.3%	8.0%
Total United States	60.3%	59.8%	60.1%	71.0%

International	39.7%	40.2%	39.9%	29.0%

- Definition

Tabular disclosure of information concerning material long-lived assets (excluding financial instruments, customer relationships with financial institutions, mortgage and other servicing rights, deferred policy acquisition costs, and deferred taxes assets) located in identified geographic areas and/or the amount of revenue from external customers attributed to that country from which revenue is material. An entity may also provide subtotals of geographic information about groups of countries.

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