XML 35 R38.htm IDEA: XBRL DOCUMENT  v2.3.0.11
Commitments and Contingencies (Tables)
12 Months Ended
Jul. 31, 2011
Commitments and Contingencies [Abstract]  
Future Minimum Lease Payments, Net of Subleases

2012

$  30,057,000

2013

3,369,000

2014

2,682,000

2015

2,502,000

2016

3,245,000

Thereafter

      5,328,000

Total

$  47,183,000