Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Details)

v2.4.0.6
Subsequent Events (Details) (USD $)
In Millions, except Per Share data, unless otherwise specified
6 Months Ended
Mar. 31, 2012
Subsequent Events  
Cash dividend declared (in dollars per share) $ 0.09
PSI | Acquisition
 
Subsequent Events  
Purchase price $ 67
PSI Services Holding, Inc. | Acquisition
 
Subsequent Events  
Ownership percentage 100.00%
Policy Studies, Inc | Acquisition
 
Subsequent Events  
Ownership percentage 100.00%