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Employee Benefit Plans (Schedule of Target Asset Allocations) (Details)
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12 Months Ended |
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Dec. 31, 2013
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Cash and Cash Equivalents [Member]
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| Defined Benefit Plan Disclosure [Line Items] | |
| Defined Benefit Plan, Target Plan Asset Allocations | 5.00% |
| Defined Benefit Plan, Target Plan Asset Allocations Range Minimum | 0.00% |
| Defined Benefit Plan, Target Plan Asset Allocations Range Maximum | 20.00% |
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Fixed Income Securities [Member]
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| Defined Benefit Plan Disclosure [Line Items] | |
| Defined Benefit Plan, Target Plan Asset Allocations | 40.00% |
| Defined Benefit Plan, Target Plan Asset Allocations Range Minimum | 30.00% |
| Defined Benefit Plan, Target Plan Asset Allocations Range Maximum | 50.00% |
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Equity Securities [Member]
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| Defined Benefit Plan Disclosure [Line Items] | |
| Defined Benefit Plan, Target Plan Asset Allocations | 55.00% |
| Defined Benefit Plan, Target Plan Asset Allocations Range Minimum | 45.00% |
| Defined Benefit Plan, Target Plan Asset Allocations Range Maximum | 65.00% |