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Derivative Instruments and Hedging Activity (Details Textual) (USD $) | 12 Months Ended
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Dec. 31, 2009 Interest Rate Swap Agreement One [Member] | Dec. 31, 2012 Interest Rate Swap Agreement Two [Member] | Dec. 31, 2012 Interest Rate Swap Agreement Three [Member]
Derivative, Notional Amount | $ 24,501,280 | $ 22,268,358 | $ 25,000,000
Derivative, Inception Date | Jan. 02, 2009 | Jul. 01, 2013 | Dec. 06, 2012
Derivative, Maturity Date | Jul. 01, 2013 | May 01, 2019 | Apr. 04, 2018
Description of Interest Rate Cash Flow Hedge Activities | 1.5% plus one-month LIBOR and paid to the counterparty a fixed rate of 3.744%. | one-month LIBOR and will pay to the counterparty a fixed rate of 1.92%. | one month LIBOR and will pay to the counterparty a fixed rate of.885%.
Short-term Debt, Percentage Bearing Fixed Interest Rate | 3.744% | 1.92% | 0.885%
Conversion Of Variable Rate Borrowing Amount To Fixed Rate Bearing Amount | $ 24,501,280 | $ 22,268,358 | $ 25,000,000

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- Definition Conversion of variable rate borrowing amount to fixed rate bearing amount during the period. + References No definition available. + Details
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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition General discussion of the entity's interest rate cash flow hedge activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=7476318&loc=d3e41620-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5579245-113959 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5580258-113959 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5579240-113959 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=7476318&loc=d3e41641-113959 + Details
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