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Basis of Presentation - Deferred Profit (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2014
Sep. 30, 2013
Organization, Consolidation and Presentation of Financial Statements [Abstract]    
Deferred revenues $ 11,158 $ 3,371
Deferred costs 5,757 304
Deferred profit $ 5,401 $ 3,067