Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 41
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e9038-108599

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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No definition available.

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Segment Reporting (Details) - Reportable Geographical Components [Member] - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jan. 28, 2017	Jan. 30, 2016	Jan. 28, 2017	Jan. 30, 2016	Jul. 31, 2016
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	$ 18,959	$ 18,676	$ 39,304	$ 42,677
Long-Lived Assets	3,331		3,331		$ 4,916
South America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	5,843	5,967	11,103	12,028
Long-Lived Assets	1,155		1,155		$ 1,178
Peru [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	1,700	2,900	2,700	5,900
Brazil [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	2,000	900	4,200	2,000
Chile [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	$ 2,100	$ 2,000	$ 4,100	$ 3,900