Related Party Arrangements - Fees and Expenses Incurred and Reimbursable to Affiliates and Related Parties (Details) - USD ($)		3 Months Ended
		Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018
Related Party Transaction [Line Items]
Distribution and stockholder servicing fees			$ 1,031,613
Acquisition fees and expenses			818
Total reimbursable expenses		$ 230,823	275,745
Asset management fees	[1]	99,417	70,800
Total reimbursable expenses, net		330,240	346,545
Operating expenses, Unpaid amount	[2],[3]	129,278		$ 85,902
Total reimbursable expenses due	[2]	129,278		85,902
Related parties, Unpaid amount	[2]	129,278		$ 85,902
Reimbursable Expense
Related Party Transaction [Line Items]
Operating expenses	[3]	$ 230,823	274,844
Acquisition fees and expenses			901
Dealer Manager
Related Party Transaction [Line Items]
Selling commissions	[4]		131,841
Dealer manager fees	[4]		165,756
Distribution and stockholder servicing fees	[4]		293,378
Total offering expenses			$ 590,975

[1] For each of the three months ended March 31, 2019 and 2018, the Company incurred asset management fees of approximately $0.1 million, all of which have been or are expected to be settled in accordance with the terms of the Expense Support Agreement and as such asset management fees were reduced by approximately $0.1 million.

[2] Amounts are recorded as due to related parties in the accompanying condensed consolidated balance sheets.

[3] Amounts are recorded as general and administrative expenses in the accompanying condensed consolidated statements of operations unless such amounts represent prepaid expenses, which are capitalized in the accompanying condensed consolidated balance sheets. For each of the three months ended March 31, 2019 and 2018, approximately $0.1 million of personnel expenses of affiliates of the Advisor have been or are expected to be settled in accordance with the terms of the Expense Support Agreement and as such our general and administrative expenses were reduced by approximately $0.1 million for each of the three months ended March 31, 2019 and 2018.

[4] Amounts are recorded as stock issuance and offering costs in the accompanying condensed consolidated statements of stockholders’ equity.