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Treasury and Preferred Stock (Details) (USD $)
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12 Months Ended | ||
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Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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| Treasury stock activity [Roll Forward] | |||
| Balance at January 1 | 12,907,000 | 13,434,000 | 13,877,000 |
| Compensation plans and other | (2,778,000) | (527,000) | (443,000) |
| Balance at December 31 | 10,129,000 | 12,907,000 | 13,434,000 |
| Preferred shares outstanding (in shares) | 0 | 0 | 0 |
| Preferred shares authorized (in shares) | 12,500,000.0 | 12,500,000.0 | 12,500,000.0 |
| Preferred shares par value (in dollars per share) | $ 0.75 | $ 0.75 | $ 0.75 |
| Percentage increase in share price | 58.00% | ||
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- Definition
Percentage increase in share price for the fiscal year. No definition available.
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- Details
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- Definition
Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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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 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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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