Debt Maturities of Long Term Debt (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Long-term Debt, Fiscal Year Maturity [Abstract]
Final Maturity Balances - First Year	$ 10,000	$ 10,000
Final Maturity Balances - Second Year	10,000	10,000
Final Maturity Balances - Third Year	0	10,000
Final Maturity Balances - Total	$ 20,000	$ 30,000
Final Maturity Weighted Average Rate - First Year	1.43%	1.65%
Final Maturity Weighted Average Rate - Second Year	3.88%	1.43%
Final Maturity Weighted Average Rate - Third Year	0.00%	3.88%
Final Maturity Weighted Average Rate - Total	2.66%	2.32%