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Supporting Financial Information - Accounts Receivable (Details) - USD ($)
$ in Thousands
Jun. 30, 2016
Sep. 30, 2015
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total accounts receivable $ 7,276 $ 3,286
Less: Allowance for doubtful accounts 0 0
Accounts Receivable, Net 7,276 3,286
Billed Receivables    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total accounts receivable 6,117 2,498
Unbilled Receivables    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total accounts receivable $ 1,159 $ 788