Stock Repurchase Program (Total Repurchase Transactions) (Details) - shares |
12 Months Ended | ||
|---|---|---|---|
Sep. 30, 2016 |
Sep. 30, 2015 |
Sep. 30, 2014 |
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| Stock Repurchase Program [Abstract] | |||
| Open market repurchase transactions | 165,000 | ||
| Private repurchase transactions | 250 | 4,000 | |
| Total repurchase transactions | 250 | 169,000 | |
| X | ||||||||||
- Definition Treasury stock shares acquired private transaction. No definition available.
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| X | ||||||||||
- Definition Treasury Stock Shares Acquired Public Transaction No definition available.
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| X | ||||||||||
- Definition Treasury Stock Shares Acquired Public Transaction and Private Transaction No definition available.
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| X | ||||||||||
- References No definition available.
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