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Pension And SERP Plans (Components Of The Net Periodic Pension Plan Cost) (SERP) (Details) (SERP [Member], USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
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Sep. 30, 2012
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Sep. 30, 2011
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Sep. 30, 2012
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Sep. 30, 2011
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SERP [Member]
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| Defined Benefit Plan Disclosure [Line Items] | ||||
| Service cost | $ 30 | $ 39 | $ 90 | $ 119 |
| Interest cost | 63 | 57 | 189 | 171 |
| Amortization of recognized loss | 3 | 0 | 9 | 0 |
| Amortization of prior service cost | 31 | 32 | 93 | 95 |
| Net pension credit included in employee benefits | $ 127 | $ 128 | $ 381 | $ 385 |