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Fair Value of Financial Instruments (Details) (Recurring basis [Member], USD $)
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Jun. 30, 2012
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Dec. 31, 2011
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| Schedule of Fair Value of Assets and Liabilities Measured on Recurring Basis | ||
| Interest rate swap liability | $ 1,088,000 | $ 1,307,000 |
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Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
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| Schedule of Fair Value of Assets and Liabilities Measured on Recurring Basis | ||
| Interest rate swap liability | ||
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Significant Other Observable Inputs (Level 2) [Member]
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| Schedule of Fair Value of Assets and Liabilities Measured on Recurring Basis | ||
| Interest rate swap liability | 1,088,000 | 1,307,000 |
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Significant Unobservable Inputs (Level 3) [Member]
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| Schedule of Fair Value of Assets and Liabilities Measured on Recurring Basis | ||
| Interest rate swap liability |