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Earnings Per Share (EPS) (Narrative) (Details) (USD $)
6 Months Ended 3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Minimum [Member]
Mar. 31, 2013
Maximum [Member]
Mar. 31, 2014
Restricted Shares [Member]
Mar. 31, 2013
Restricted Shares [Member]
Earnings Per Share [Line Items]          
Common Stock outstanding, but were not included in the computation of diluted EPS 124,654     186,000 192,000
Weighted Average Price Of Securities Excluded From Computation Of Earnings Per Share   $ 35.69 $ 45.20