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Employee Benefit Plans (Narrative) (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||||
|---|---|---|---|---|---|
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Dec. 31, 2013
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Dec. 31, 2013
Pension [Member]
|
Dec. 31, 2012
Pension [Member]
|
Dec. 31, 2013
SERP [Member]
|
Dec. 31, 2012
SERP [Member]
|
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| Defined Benefit Plan Disclosure [Line Items] | |||||
| Defined Benefit Plan, Accumulated Benefit Obligation | $ 27.2 | $ 30.8 | $ 4.3 | $ 4.5 | |
| Defined Benefit Plan, Narrative Description of Basis Used to Determine Overall Expected Long-term Rate-of-Return on Assets Assumption | the 25-year average return on pension portfolio assets was 8.42%. Monte Carlo simulations modeled against the normalized asset class targets for the pension portfolio suggest an expected long-term return average of 7.28% with a 95% confidence level. |