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Long-Term Debt Schedule of Long Term Debt Maturities (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Long-term Debt, Unclassified [Abstract]  
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months $ 1,304
Long-term Debt, Maturities, Repayments of Principal in Year Two 4,103
Long-term Debt, Maturities, Repayments of Principal in Year Three 2,442
Long-term Debt, Maturities, Repayments of Principal in Year Four 2,486
Long-term Debt, Maturities, Repayments of Principal in Year Five $ 4,501