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Fair Value of Financial Instruments (Details) - USD ($)
Dec. 31, 2016
Dec. 31, 2015
Fair Value of Financial Instruments [Line Items]    
Long-term debt, Carrying Amount $ 2,907,437 $ 3,941,080
Note receivable, Carrying Amount 1,630,164 1,732,982
Marketable securities, Carrying Amount 296,000 275,000
Long-term debt, Fair Value 2,907,437 3,941,080
Note receivable, Fair Value 1,812,000 1,942,000
Marketable securities, Fair Value 296,000 275,000
Fair Value, Inputs, Level 1 [Member]    
Fair Value of Financial Instruments [Line Items]    
Long-term debt, Fair Value 0 0
Note receivable, Fair Value 0 0
Marketable securities, Fair Value 296,000 275,000
Fair Value, Inputs, Level 2 [Member]    
Fair Value of Financial Instruments [Line Items]    
Long-term debt, Fair Value 2,907,437 3,941,080
Note receivable, Fair Value 1,812,000 1,942,000
Marketable securities, Fair Value 0 0
Fair Value, Inputs, Level 3 [Member]    
Fair Value of Financial Instruments [Line Items]    
Long-term debt, Fair Value 0  
Note receivable, Fair Value   0
Marketable securities, Fair Value $ 0 $ 0