CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parentheticals) (USD $)	Mar. 31, 2015	Sep. 30, 2014
Statement of Financial Position [Abstract]
Common stock, par value (usd per share)	$ 2.50	$ 2.50
Common stock, shares authorized	150,000,000us-gaap_CommonStockSharesAuthorized	150,000,000us-gaap_CommonStockSharesAuthorized
Common stock, shares outstanding	85,459,835us-gaap_CommonStockSharesOutstanding	84,356,312us-gaap_CommonStockSharesOutstanding
Treasury stock at cost and other, shares	2,872,212us-gaap_TreasuryStockShares	2,932,775us-gaap_TreasuryStockShares

Face amount or stated value per share of common stock.

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-Name Accounting Standards Codification

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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Number 210

-Section 04

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Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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