Equity Method Investments - Schedule of Statement of Operations Summary (Details) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended
	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenues
Rental income	$ 3,985		$ 5,417	$ 8,032	$ 10,137
Other income	373		22	400	31
Revenues	22,274		13,880	35,079	28,746
Expenses
Expenses	$ 21,681		$ 13,853	34,217	26,391
Unrealized gain (loss) on derivatives				$ 81	0
NexPoint Real Estate Finance Operating Partnership, LP
Revenues
Rental income		$ 2,087			2,035
Net interest income		(12,814)			8,154
Other income		124			0
Revenues		(10,603)			10,189
Expenses
Expenses		11,026			10,618
Gain (loss) on sales and impairment of real estate		0			0
Other income (expense)		6,988			18,284
Unrealized gain (loss) on derivatives		0			0
Total comprehensive income (loss)		(14,641)			17,855
VineBrook
Revenues
Rental income		88,783			171,911
Net interest income		0			0
Other income		1,502			2,837
Revenues		90,285			174,748
Expenses
Expenses		129,441			243,805
Gain (loss) on sales and impairment of real estate		(3,887)			(30,454)
Other income (expense)		(1,028)			(41,910)
Unrealized gain (loss) on derivatives		2,773			25,852
Total comprehensive income (loss)		$ (41,298)			$ (115,569)