Annual report pursuant to Section 13 and 15(d)

Interest Rate Hedge Swaps (Details)

v3.3.1.900
Interest Rate Hedge Swaps (Details) - USD ($)
3 Months Ended 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Fair Value, Measurements, Recurring [Member]      
Hedged derivative receivable $ 98,259    
Level 1 [Member] | Fair Value, Measurements, Recurring [Member]      
Hedged derivative liability 0    
Hedged derivative receivable   $ 0  
Level 2 [Member] | Fair Value, Measurements, Recurring [Member]      
Hedged derivative liability 98,259    
Level 3 [Member] | Fair Value, Measurements, Recurring [Member]      
Hedged derivative liability 0    
Hedged derivative receivable   0  
Not Designated as Hedging Instrument [Member] | Interest rate contract [Member]      
Gain recognized in earnings $ 0 0 $ 75,000
Not Designated as Hedging Instrument [Member] | Interest rate contract [Member] | Fair Value, Measurements, Recurring [Member]      
Gain recognized in earnings   $ 351,807