Quarterly report pursuant to Section 13 or 15(d)

Fair Value of Other Securities (Details Textual)

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Fair Value of Other Securities (Details Textual) (USD $)
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Fair Value of Financial Instruments (Additional Textual) [Abstract]        
Fair Value Transfers Between Levels Transfers Amount $ 0 $ 0 $ 0 $ 0
Lightfoot Capital Partners LP [Member]
       
Schedule of Equity Method Investments [Line Items]        
Equity Method Investment, Ownership Percentage 6.70% 6.70% 6.70% 6.70%
Vantacore Partners LP [Member]
       
Schedule of Equity Method Investments [Line Items]        
Equity Method Investment, Ownership Percentage 11.10% 11.10% 11.10% 11.10%