EARNINGS PER COMMON SHARE (Details)	3 Months Ended		9 Months Ended
	Apr. 30, 2014	Apr. 30, 2013	Apr. 30, 2014	Apr. 30, 2013
EARNINGS PER COMMON SHARE
Basic weighted average shares upon Warrant exercise	4,800,000		1,500,000
Diluted weighted average shares upon Warrant exercise	5,100,000		8,100,000
Reconciliation of the diluted weighted average shares
Basic weighted average shares	38,017,000	32,480,000	34,519,000	32,401,000
Effect of dilutive securities:
Warrants (in shares)	5,120,000	5,894,000	8,086,000	6,639,000
Stock options and restricted share awards	2,738,000	903,000	2,604,000	1,099,000
Diluted weighted average shares	45,875,000	39,277,000	45,209,000	40,139,000
Stock Options
Effect of dilutive securities:
Antidilutive securities (in shares)	800,000	1,900,000	800,000	1,800,000