Segment Reporting

6 Months Ended

Jan. 31, 2012

Segment Reporting [Abstract]

Segment Reporting

12. Segment Reporting

Segment information as of January 31, 2012 approximates the following:

Geographic information:

	Revenue (1)
	Three months ended		Six months ended		Gross Long- Lived Assets
United States	$	24,516,000	$	52,946,000	$	26,014,000
Foreign countries		15,657,000		29,539,000		5,323,000

(1)  Revenue is attributed to countries based on the location of the customers.  Revenues in the most significant foreign countries for the three and six months ended January 31, 2012 include $5.5 million and $10.1 million in Peru, $3.6 million and $6.9 million in Brazil and $2.2 million and $4.6 million in Chile, respectively.

Segment information as of January 29, 2011 approximates the following:

Geographic information:

	Revenue (1)
	Three months ended		Six months ended		Gross Long- Lived Assets
United States	$	27,068,000	$	54,607,000	$	26,360,000
Foreign countries		14,765,000		29,398,000		4,626,000

 (1)  Revenue is attributed to countries based on the location of the customers.  Revenues in the most significant foreign countries for the three and six months ended January 29, 2011 include $4.1 million and $10.5 million in Peru, $3.1 million and $5.9 million in Brazil and $3.1 million and $5.4 million in Kuwait, respectively.

As of July 31, 2011, the gross long-lived assets reported were $27.9 million in the United States and $5.1 million in foreign countries.