Consolidated Statement of Stockholders' Equity (Deficit) - 6 months ended Jan. 31, 2017 - USD ($)	Total	Common Stock [Member]	Additional Paid-In Capital [Member]	Accumulated Deficit [Member]
Balance at Jul. 31, 2016	$ (4,704,956)	$ 1,992	$ 56,478,394	$ (61,185,342)
Balance, shares at Jul. 31, 2016		1,992,433
Stock issued for services	92,623	$ 16	92,607	0
Stock issued for services (in shares)		15,327
Stock based compensation from issuance of stock options	517,529	$ 0	517,529	0
Net income	10,049,162	0	0	10,049,162
Balance at Jan. 31, 2017	$ 5,954,358	$ 2,008	$ 57,088,530	$ (51,136,180)
Balance, shares at Jan. 31, 2017		2,007,760