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Fair Value Measurements (Assets and Liabilities Measured at Fair Value on Nonrecurring Basis) (Details) (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2013
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Dec. 31, 2012
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| Fair Value Assets and Liabilities Measured On Nonrecurring Basis [Line Items] | ||
| Assets held for sale | $ 787 | $ 0 |
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Fair Value, Inputs, Level 1
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| Fair Value Assets and Liabilities Measured On Nonrecurring Basis [Line Items] | ||
| Assets held for sale | 150 | |
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Fair Value, Inputs, Level 2
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| Fair Value Assets and Liabilities Measured On Nonrecurring Basis [Line Items] | ||
| Assets held for sale | 0 | |
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Fair Value, Inputs, Level 3
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| Fair Value Assets and Liabilities Measured On Nonrecurring Basis [Line Items] | ||
| Assets held for sale | $ 637 |