Equity (Details) $ / shares in Units, $ in Thousands	6 Months Ended
	Jan. 31, 2020 USD ($) $ / shares shares
Equity [Abstract]
Number of Options, Outstanding, Beginning balance | shares | shares	587,133
Number of Options, Granted | shares | shares
Number of Options, Exercised | shares
Number of Options, Cancelled / Forfeited | shares | shares	(259)
Number of Options, Outstanding, Ending balance | shares | shares	586,874
Number of Options, Exercisable | shares | shares	586,874
Weighted-Average Exercise Price, Outstanding, Beginning balance | $ / shares | $ / shares	$ 4.90
Weighted-Average Exercise Price, Granted | $ / shares | $ / shares
Weighted-Average Exercise Price, Exercised | $ / shares | $ / shares
Weighted-Average Exercise Price, Cancelled / Forfeited | $ / shares | $ / shares	4.90
Weighted-Average Exercise Price, Outstanding, Ending balance | $ / shares | $ / shares	4.90
Weighted-Average Exercise Price, Exercisable | $ / shares | $ / shares	$ 4.90
Weighted-Average Remaining Contractual Term, Outstanding, Beginning	3 years 7 months 28 days
Weighted-Average Remaining Contractual Term, Outstanding, Ending	3 years 1 month 24 days
Weighted-Average Remaining Contractual Term, Exercisable	3 years 1 month 24 days
Aggregate Intrinsic Value, Outstanding, Beginning | $ | $	$ 2,877
Aggregate Intrinsic Value, Outstanding, Ending | $ | $	2,876
Aggregate Intrinsic Value, Exercisable | $ | $	$ 2,876