Notes Payable to Trusts - Schedule of Liabilities and Maximum Exposure to Loss Related to Trusts (Details) - Variable Interest Entity, Not Primary Beneficiary - Trust	Dec. 31, 2018 USD ($)
Variable Interest Entity [Line Items]
Investment Balance	$ 928,000
Maximum exposure to loss	30,000,000
Difference	0
Notes payable to Trusts
Variable Interest Entity [Line Items]
Notes payable to Trusts	$ 30,928,000