Quarterly report pursuant to Section 13 or 15(d)

Fair Value - Assets and Liabilities Measured on a Recurring Basis (Details)

v3.7.0.1
Fair Value - Assets and Liabilities Measured on a Recurring Basis (Details) - Fair Value, Measurements, Recurring [Member] - USD ($)
Mar. 31, 2017
Dec. 31, 2016
Assets:    
Other equity securities $ 8,563,297 $ 9,287,209
Total Assets 8,613,986 9,307,159
Interest Rate Swap [Member]    
Assets:    
Derivative asset 50,689 19,950
Level 1 [Member]    
Assets:    
Other equity securities 0 0
Total Assets 0 0
Level 1 [Member] | Interest Rate Swap [Member]    
Assets:    
Derivative asset 0 0
Level 2 [Member]    
Assets:    
Other equity securities 0 0
Total Assets 50,689 19,950
Level 2 [Member] | Interest Rate Swap [Member]    
Assets:    
Derivative asset 50,689 19,950
Level 3 [Member]    
Assets:    
Other equity securities 8,563,297 9,287,209
Total Assets 8,563,297 9,287,209
Level 3 [Member] | Interest Rate Swap [Member]    
Assets:    
Derivative asset $ 0 $ 0