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Stock Compensation (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 30, 2012 | Jun. 30, 2011 | Jun. 30, 2012 | Jun. 30, 2011
Compensation costs included in net income |  |  |  |
Gross compensation costs | $ 1,953 | $ 1,508 | $ 5,191 | $ 11,536
Income tax benefits | (650) | (499) | (1,666) | (3,952)
Net compensation expense | $ 1,303 | $ 1,009 | $ 3,525 | $ 7,584

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