Quarterly report pursuant to Section 13 or 15(d)

Financing Notes Receivable - Narrative (Details)

v3.8.0.1
Financing Notes Receivable - Narrative (Details) - USD ($)
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Dec. 31, 2017
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Provision for loan losses $ 500,000 $ 0  
REIT Loan [Member] | SWD Enterprises [Member]      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Receivable 1,000,000   $ 1,500,000
SWD Enterprises [Member]      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Provision for loan losses $ 500,000