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Notes Payable and Long-Term Debt (Short-Term Debt) (Details) (USD $)
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0 Months Ended | 12 Months Ended | |||||
|---|---|---|---|---|---|---|---|
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Mar. 19, 2009
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Mar. 19, 2009
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Dec. 31, 2013
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Dec. 31, 2012
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Jan. 31, 2012
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Dec. 31, 2013
Unsecured Debt [Member]
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Dec. 31, 2012
Unsecured Debt [Member]
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| Short-term Debt [Line Items] | |||||||
| Line of credit with variable interest rate equal to the WSJ prime rate, subject to a 5.0% floor; Maturity January 2013. Interest payments due quarterly. Unsecured. | $ 700,000 | $ 125,000 | |||||
| Current portion of installment note payable November 2013 with variable interest rate equal to the WSJ prime rate plus 1%; Unsecured | 1,167,000 | 1,166,000 | 1,167,000 | ||||
| Short-term notes payable | $ 1,866,000 | $ 1,292,000 | $ 1,866,000 | $ 1,292,000 | |||
| Interest rate description | WSJ | WSJ | |||||
| Interest rate at period end | 5.00% | 5.00% | 5.00% | ||||
| Payment terms | Interest payments due quarterly | Interest payments due quarterly | |||||
| Description of variable rate basis | three-month LIBOR | WSJ | WSJ | ||||
| Basis spread on variable rate | 3.40% | 1.00% | 1.00% | ||||