CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Preferred Stock	Common Stock	Additional Paid-in Capital	Deficit
Beginning balance (shares) at Dec. 31, 2018		0	10,335,739
Beginning balance at Dec. 31, 2018	$ 77,507	$ 0	$ 103	$ 115,025	$ (37,621)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock (shares)			829,012
Issuance of common stock	11,922		$ 9	11,913
Issuance of common stock through the distribution reinvestment plan (in shares)			58,984
Issuance of common stock through the distribution reinvestment plan	841			841
Redemption of common stock (shares)			(121,577)
Redemption of common stock	(1,724)		$ (1)	(1,723)
Distributions to investors	(1,841)				(1,841)
Offering costs	(916)			(916)
Equity based compensation (shares)			5,042
Equity based compensation	72			72
Net income (loss)	1,604				1,604
Ending balance (shares) at Mar. 31, 2019		0	11,107,200
Ending balance at Mar. 31, 2019	87,465	$ 0	$ 111	125,212	(37,858)
Beginning balance (shares) at Dec. 31, 2018		0	10,335,739
Beginning balance at Dec. 31, 2018	77,507	$ 0	$ 103	115,025	(37,621)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock	26,211
Issuance of common stock through the distribution reinvestment plan	1,795
Net income (loss)	1,235
Ending balance (shares) at Jun. 30, 2019		0	12,070,271
Ending balance at Jun. 30, 2019	97,875	$ 0	$ 121	138,040	(40,286)
Beginning balance (shares) at Mar. 31, 2019		0	11,107,200
Beginning balance at Mar. 31, 2019	87,465	$ 0	$ 111	125,212	(37,858)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock (shares)			983,703
Issuance of common stock	14,195		$ 10	14,185
Issuance of common stock through the distribution reinvestment plan (in shares)			66,579
Issuance of common stock through the distribution reinvestment plan	954		$ 1	953
Redemption of common stock (shares)			(88,725)
Redemption of common stock	(1,263)		$ (1)	(1,262)
Distributions to investors	(2,059)				(2,059)
Offering costs	(1,070)			(1,070)
Equity based compensation (shares)			1,514
Equity based compensation	22			22
Net income (loss)	(369)				(369)
Ending balance (shares) at Jun. 30, 2019		0	12,070,271
Ending balance at Jun. 30, 2019	97,875	$ 0	$ 121	138,040	(40,286)
Beginning balance (shares) at Dec. 31, 2019		0	14,493,533
Beginning balance at Dec. 31, 2019	123,842	$ 0	$ 145	169,395	(45,698)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock (shares)			1,052,472
Issuance of common stock	15,316		$ 10	15,306
Issuance of common stock through the distribution reinvestment plan (in shares)			92,879
Issuance of common stock through the distribution reinvestment plan	1,339		$ 1	1,338
Redemption of common stock (shares)			(405,896)
Redemption of common stock	(5,797)		$ (3)	(5,794)
Distributions to investors	(2,708)				(2,708)
Offering costs	(5,828)			(5,828)
Equity based compensation (shares)			1,765
Equity based compensation	25			25
Discount on note to affiliate	(236)			(236)
Net income (loss)	(5,160)				(5,160)
Ending balance (shares) at Mar. 31, 2020		0	15,234,753
Ending balance at Mar. 31, 2020	120,793	$ 0	$ 153	174,206	(53,566)
Beginning balance (shares) at Dec. 31, 2019		0	14,493,533
Beginning balance at Dec. 31, 2019	123,842	$ 0	$ 145	169,395	(45,698)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock	23,087
Issuance of common stock through the distribution reinvestment plan	2,694
Net income (loss)	(3,895)
Ending balance (shares) at Jun. 30, 2020		0	15,130,534
Ending balance at Jun. 30, 2020	116,801	$ 0	$ 151	171,636	(54,986)
Beginning balance (shares) at Mar. 31, 2020		0	15,234,753
Beginning balance at Mar. 31, 2020	120,793	$ 0	$ 153	174,206	(53,566)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock (shares)			542,298
Issuance of common stock	7,720		$ 5	7,715
Issuance of common stock through the distribution reinvestment plan (in shares)			96,204
Issuance of common stock through the distribution reinvestment plan	1,355			1,355
Redemption of common stock (shares)			(744,507)
Redemption of common stock	(10,567)		$ (7)	(10,560)
Distributions to investors	(2,685)				(2,685)
Offering costs	(1,106)			(1,106)
Equity based compensation (shares)			1,786
Equity based compensation	26			26
Net income (loss)	1,265				1,265
Ending balance (shares) at Jun. 30, 2020		0	15,130,534
Ending balance at Jun. 30, 2020	$ 116,801	$ 0	$ 151	$ 171,636	$ (54,986)