Related Party Transactions - Additional Information (Details)	1 Months Ended			3 Months Ended		6 Months Ended
	Dec. 31, 2016 Property	Oct. 31, 2016 Property	Jul. 31, 2016 Property	Jun. 30, 2017 USD ($)	Jun. 30, 2016 USD ($)	Jun. 30, 2017 USD ($) Property $ / Property $ / h	Jun. 30, 2016 USD ($)
Related Party Transaction [Line Items]
Number of properties acquired | Property						2
Advisory and Administrative Fees
Related Party Transaction [Line Items]
Number of properties acquired | Property	2	1	1
Operating Agreement
Related Party Transaction [Line Items]
Asset management fee percent						0.50%
Asset management fees				$ 200,000	$ 200,000	$ 400,000	$ 300,000
Effective ownership percentage, variable interest entities						100.00%
NexPoint Real Estate Advisors, L.P
Related Party Transaction [Line Items]
Advisory fee percentage, paid monthly						1.00%
Percentage of annual administrative fee, paid monthly						0.20%
Advisory and administrative fees on contributed assets						$ 5,400,000
Advisory and administrative fees percentage						1.20%
Advisory and administrative fees				1,800,000	1,600,000	$ 3,700,000	3,200,000
Additional advisory and administrative fees				$ 500,000	$ 300,000	1,000,000	600,000
NexBank Title, Inc.
Related Party Transaction [Line Items]
Payment to affiliate for services rendered						1,100,000	$ 600,000
Maximum | NexPoint Real Estate Advisors, L.P
Related Party Transaction [Line Items]
Advisory and administrative fees on contributed assets						$ 5,400,000
Advisory and administrative fees percentage						1.50%
BH Management Services, LLC
Related Party Transaction [Line Items]
Property management fee percent						3.00%
Inspection of properties fee, per unit | $ / Property						15.00
Other owner approved fees, per hour | $ / h						55
BH Management Services, LLC | Maximum
Related Party Transaction [Line Items]
Construction supervision fee, percent fee						6.00%
BH Management Services, LLC | Minimum
Related Party Transaction [Line Items]
Construction supervision fee, percent fee						5.00%