v2.3.0.15

Earnings Per Share, Textuals (Details) (USD $) In Millions, except Share data | 1 Months Ended | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Jun. 30, 2008 | Mar. 31, 2010 | Sep. 30, 2011 | Sep. 30, 2010
Earnings Per Share (Textuals) |  |  |  |
Options outstanding to purchase common shares |  |  | 20,791 |
Average exercise price per share |  |  | $ 80.01 |
Potential dilutive effect of shares underlying the options |  |  | 0 |
Number of common shares underlying the Warrants outstanding |  |  | 3,600,000 |
Average Exercise price of common shares underlying warrants |  |  | $ 61.36 |
Potential dilutive effect of shares underlying the Warrants |  |  | 0 |
Payment of cash dividends to stockholders |  |  | $ 14.1 | $ 14.3
Cash dividend paid per share |  |  | $ 0.72 | $ 0.72
Amount authorized by Board to be repurchased | 75.0 |  |  |
Common stock available for repurchase |  |  | 46.9 |
Common stock repurchased, shares |  | 1,151,900 |  |
Cost of common stock repurchased |  | $ 44.2 |  |

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- Definition The weighted average price as of the beginning of the year at which grantees can acquire the shares reserved for issuance under the stock option plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(1)(a) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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