Annual report pursuant to Section 13 and 15(d)

Fair Value of Financial Instruments (Details)

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Fair Value of Financial Instruments (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities Sold under Agreements to Repuchase, Long-term $ 200,000 $ 200,000