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Consolidated Statements Of Changes In Shareholders' Equity (Parenthetical) (USD $)
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12 Months Ended | ||
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Dec. 31, 2012
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Dec. 31, 2011
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Dec. 31, 2010
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Common Stock, Regular
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| Paid cash dividends, per share | $ 0.32 | $ 0.16 | $ 0.14 |
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Common Stock, Special
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| Paid cash dividends, per share | $ 0.79 | $ 0.63 | $ 0.66 |
| X | ||||||||||
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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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