XML 52 R41.htm IDEA: XBRL DOCUMENT v2.4.0.6
Restructuring (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Apr. 30, 2012
Apr. 30, 2011
Apr. 30, 2012
Severance
Restructuring Reserve [Roll Forward]      
Balance at July 31, 2011 (000's)     $ 1,051
Expense (000's) 300 300 1,389
Payments (000's)     698
Balance at April 30, 2012 (000's)     $ 1,742