Income Taxes - Summary of Deferred Tax Liability (Detail) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2014
Sep. 30, 2013
Components Of Deferred Tax Assets And Liabilities [Line Items]    
Goodwill $ 2,330 $ 2,210
Customer relationships 1,039  
Step up gain 542  
Pre-acquisition investment on Mediasite KK 359  
MSKK temporary differences 87  
Total Deferred Tax Liability $ 4,357 $ 2,210