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Condensed Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Mar. 31, 2015
Sep. 30, 2014
Current Assets    
Allowance for doubtful accounts $ 3,423us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent $ 2,846us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent
Stockholders' Equity    
Common stock, par value $ 0.01us-gaap_CommonStockParOrStatedValuePerShare $ 0.01us-gaap_CommonStockParOrStatedValuePerShare
Common stock, shares authorized 100,000,000us-gaap_CommonStockSharesAuthorized 100,000,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued 13,067,057us-gaap_CommonStockSharesIssued 9,848,253us-gaap_CommonStockSharesIssued
Common stock, shares outstanding 13,067,057us-gaap_CommonStockSharesOutstanding 9,848,253us-gaap_CommonStockSharesOutstanding
Preferred stock, shares authorized 100,000,000us-gaap_PreferredStockSharesAuthorized 100,000,000us-gaap_PreferredStockSharesAuthorized
Preferred stock, shares issued 0us-gaap_PreferredStockSharesIssued 0us-gaap_PreferredStockSharesIssued