Customer and Geographic Information (Tables)

6 Months Ended

Jan. 31, 2013

Geographic Areas, Revenues from External Customers [Abstract]

Schedule of net sales, as a percentage, by geography and customer type



	Three months ended January 31,				Six months ended January 31,
	2013		2012		2013		2012
United States
U.S. government	32.8	%	46.5	%	38.6	%	47.5	%
Commercial	12.9	%	12.1	%	13.3	%	12.5	%
Total United States	45.7	%	58.6	%	51.9	%	60.0	%

International	54.3	%	41.4	%	48.1	%	40.0	%

- 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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