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Related Party Transactions (Narrative) (Details) (Jimmy S.M. Lee, Executive Chairman, USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Sep. 30, 2013
Jimmy S.M. Lee, Executive Chairman
         
Related Party Transaction [Line Items]          
Revenue from related parties $ 80 $ 104 $ 162 $ 294  
Accounts receivable, related parties $ 26   $ 26   $ 65