Earnings Per Common Share (Schedule Of Historical Net Income And The Weighted Average Number Of Shares Of Common Stock Outstanding) (Details)	3 Months Ended
Mar. 31, 2012	Mar. 31, 2011
Earnings Per Common Share [Abstract]
Weighted average number of shares of common stock outstanding	25,420,000	29,085,000
Shares assumed issued (less shares assumed purchased for treasury) for stock-based compensation	216,000	227,000
Outstanding shares for diluted earnings per share calculation	25,636,000	29,312,000
Shares excluded from calculation of diluted earnings per share	1,534,603	1,122,931

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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Reference 6: http://www.xbrl.org/2003/role/presentationRef

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-Glossary Diluted Earnings Per Share

-URI http://asc.fasb.org/extlink&oid=6510752

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+ Details

- Definition

The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

+ References+ Details

- Definition

Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

+ References

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+ Details