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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jan. 31, 2015	Jan. 31, 2014	Jan. 31, 2015	Jan. 31, 2014
Net loss	$ (4,091)us-gaap_NetIncomeLoss	$ (3,566)us-gaap_NetIncomeLoss	$ (7,820)us-gaap_NetIncomeLoss	$ (6,353)us-gaap_NetIncomeLoss
Other comprehensive income (loss):
Foreign currency translation adjustments	35	(47)	143	(91)
Comprehensive loss	$ (4,056)us-gaap_ComprehensiveIncomeNetOfTax	$ (3,613)us-gaap_ComprehensiveIncomeNetOfTax	$ (7,677)us-gaap_ComprehensiveIncomeNetOfTax	$ (6,444)us-gaap_ComprehensiveIncomeNetOfTax

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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- Definition

Amount after tax, before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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