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Stock Repurchase Programs (Details) (USD $)
In Millions, except Share data, unless otherwise specified |
3 Months Ended | 12 Months Ended | 1 Months Ended | ||
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Dec. 31, 2011
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Dec. 31, 2011
2008 and 2010 Plan
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Dec. 31, 2010
2008 and 2010 Plan
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Sep. 30, 2010
2008 and 2010 Plan
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Nov. 30, 2011
2011 Plan
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| Stock Repurchase Programs | |||||
| Stock repurchase programs, authorized amount | $ 175.0 | $ 125.0 | |||
| Common shares repurchased | 236,700 | 272,306 | |||
| Common shares repurchased, cost | 8.8 | 8.4 | |||
| Amount remaining available for future stock repurchases | $ 127.9 | ||||
| X | ||||||||||
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- Details
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- Definition
The amount authorized by an entity's Board of Directors under a stock repurchase plan. No definition available.
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- Definition
The remaining repurchase amount authorized by an entity's Board of Directors under a stock repurchase plan. No definition available.
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- Definition
Number of shares that have been repurchased during the period and are being held in treasury. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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