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Summary of Restructuring Accruals and Certain Facility Closures (Detail) (USD $)
In Thousands, unless otherwise specified
9 Months Ended 3 Months Ended
Jun. 30, 2014
Jun. 30, 2014
Facilities charges
Jun. 30, 2014
Employee separation
Jun. 30, 2014
InfoCentricity Inc.
Restructuring Reserve [Roll Forward]        
September 30, 2013 $ 1,732 $ 1,732 $ 0  
Expense Additions 4,130 167 3,963 500
Cash Payments (5,335) (1,568) (3,767)  
June 30, 2014 $ 527 $ 331 $ 196