Stock-Based Compensation (Tables)
 9 Months Ended
Apr. 30, 2013
STOCK-BASED COMPENSATION [Abstract]  
Schedule of Stock Options Activity
A summary of stock option transactions as of April 30, 2013 is shown below:
 
Number of Shares
 
Weighted Average Exercise Price
 
Weighted Average Remaining Contractual Term
 
Aggregate Intrinsic Value
 
(in thousands)
 
 
 
(Years)
 
(in thousands)
Options outstanding, July 31, 2012
147

 
$
11.89

 
2.2
 
$
1,473

Exercised
(68
)
 
$
10.05

 
 
 
$
1,053

Options outstanding, April 30, 2013
79

 
$
13.49

 
2.2
 
$
1,101

Options exercisable, April 30, 2013
79

 
$
13.49

 
2.2
 
$
1,101
Schedule of Restricted Stock Transactions
A summary of restricted stock transactions under the plan is shown below:
 
Restricted Shares
(in thousands)
 
Weighted Average Grant Date Fair Value
Non-vested restricted stock outstanding at July 31, 2012
132

 
$
21.68

Vested
(29
)
 
$
21.74

Granted
20

 
$
25.03

Forfeitures
(1
)
 
$
20.60

Non-vested restricted stock outstanding at April 30, 2013
122

 
$
22.22