CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Parenthetical) (USD $) |
12 Months Ended | ||
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Sep. 30, 2011 |
Sep. 30, 2010 |
Sep. 30, 2009 |
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| CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Parenthetical) [Abstract] | |||
| Purchase of treasury stock (in shares) | 1,319,375 | 1,070,173 | 796,916 |
| Issuance of treasury stock (in shares) | 290,854 | 246,178 | 241,016 |
| Dividends, per share (in dollars per share) | $ 0.33 | $ 0.29 | $ 0.265 |
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- Definition Aggregate dividends paid during the period for each share of common stock outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition Number of shares (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of any shares forfeited. Shares issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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