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Benefit Plans (Fair Value of Plan Assets by Asset Categories) (Details) (USD $)
In Thousands, unless otherwise specified
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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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| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |
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|
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| Fair value of plan assets at end of year |
$ 5,274 |
$ 5,283 |
$ 5,040 |
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Level 1 [Member]
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| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |
|
|
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| Fair value of plan assets at end of year |
3,229 |
3,504 |
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Level 2 [Member]
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|
|
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| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |
|
|
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| Fair value of plan assets at end of year |
2,045 |
1,779 |
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US equities [Member]
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|
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| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |
|
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| Fair value of plan assets at end of year |
872 |
431 |
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US equities [Member] | Level 1 [Member]
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|
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| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |
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| Fair value of plan assets at end of year |
872 |
431 |
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International equities [Member]
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|
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| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |
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| Fair value of plan assets at end of year |
839 |
648 |
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International equities [Member] | Level 1 [Member]
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| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |
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| Fair value of plan assets at end of year |
839 |
648 |
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Real estate [Member]
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| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |
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| Fair value of plan assets at end of year |
91 |
84 |
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Real estate [Member] | Level 1 [Member]
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|
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| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |
|
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| Fair value of plan assets at end of year |
91 |
84 |
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Fixed income securities [Member]
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|
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| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |
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| Fair value of plan assets at end of year |
665 |
1,537 |
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Fixed income securities [Member] | Level 1 [Member]
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| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |
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| Fair value of plan assets at end of year |
665 |
1,537 |
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Corporate Bonds [Member]
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| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |
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| Fair value of plan assets at end of year |
2,045 |
1,779 |
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Corporate Bonds [Member] | Level 2 [Member]
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| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |
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|
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| Fair value of plan assets at end of year |
2,045 |
1,779 |
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Cash and cash equivalents [Member]
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| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |
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| Fair value of plan assets at end of year |
762 |
804 |
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Cash and cash equivalents [Member] | Level 1 [Member]
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| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |
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| Fair value of plan assets at end of year |
$ 762 |
$ 804 |
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