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Commitment and Contingencies (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Commitments And Contingencies [Line Items]  
2014 $ 4,015
2015 3,847
2016 3,680
2017 3,448
2018 3,066
Thereafter 15,622
Total future minimum lease obligations $ 33,678