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Other (Expense) Income, Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2018	Jul. 31, 2017	Jul. 31, 2016
Schedule of other (expense) income, net
Foreign currency transaction (losses) gains	$ (2,107)	$ 287	$ 980
(Loss) gain on marketable securities	(16)	323	543
(Loss) gain on investments	(6)	355	(405)
Other	781	(148)	931
TOTAL	$ (1,348)	$ 817	$ 2,049

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Amount before tax of foreign currency transaction realized gain (loss) recognized in the income statement.

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