Annual report pursuant to Section 13 and 15(d)

Business Segments (Details 2)

v2.3.0.15
Business Segments (Details 2) (USD $)
In Thousands
3 Months Ended 12 Months Ended
Sep. 30, 2011
Jun. 30, 2011
Mar. 31, 2011
Dec. 31, 2010
Sep. 30, 2010
Jun. 30, 2010
Mar. 31, 2010
Dec. 31, 2009
Sep. 30, 2011
Sep. 30, 2010
Sep. 30, 2009
Revenues and assets                      
Revenue $ 250,107 $ 238,296 $ 227,116 $ 214,114 $ 212,516 $ 211,527 $ 204,386 $ 203,320 $ 929,633 $ 831,749 $ 720,108
Total long-lived assets 86,360       81,905       86,360 81,905  
United States
                     
Revenues and assets                      
Revenue                 630,812 606,396 601,060
Total long-lived assets 51,245       47,328       51,245 47,328  
Australia
                     
Revenues and assets                      
Revenue                 176,814 135,635 54,487
Total long-lived assets 12,260       13,405       12,260 13,405  
Rest of World
                     
Revenues and assets                      
Revenue                 122,007 89,718 64,561
Total long-lived assets $ 22,855       $ 21,172       $ 22,855 $ 21,172