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Debt (Details) - Annual scheduled principal payments of debt (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Annual scheduled principal payments of debt [Abstract]
2014	$ 2,258
2015	7,650
Total	$ 9,908

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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