Notes Payable - Summary of Outstanding Debt Obligations (Details) - USD ($) $ in Thousands		Sep. 30, 2025		Dec. 31, 2024
Debt Instrument [Line Items]
Aggregate Principal Committed		$ 101,627
Outstanding Principal		1,627
Unused Portion		100,000
Carrying Value		1,627
Fair Value	[1]	1,627
Series I
Debt Instrument [Line Items]
Aggregate Principal Committed		24,643
Outstanding Principal		781
Unused Portion		23,862
Carrying Value		781
Fair Value	[1]	781
Series II
Debt Instrument [Line Items]
Aggregate Principal Committed		76,984
Outstanding Principal		846
Unused Portion		76,138
Carrying Value		846
Fair Value	[1]	846
Promissory Notes
Debt Instrument [Line Items]
Aggregate Principal Committed		1,502		$ 1,502
Outstanding Principal		1,502		1,502
Unused Portion				0
Carrying Value		1,502		1,502
Fair Value		1,502	[1]	1,502	[2]
Promissory Notes | Series I
Debt Instrument [Line Items]
Aggregate Principal Committed		751		751
Outstanding Principal		751		751
Unused Portion				0
Carrying Value		751		751
Fair Value		751	[1]	751	[2]
Promissory Notes | Series II
Debt Instrument [Line Items]
Aggregate Principal Committed		751		751
Outstanding Principal		751		751
Unused Portion				0
Carrying Value		751		751
Fair Value		751	[1]	$ 751	[2]
ACMP Holdings, LLC Facility
Debt Instrument [Line Items]
Aggregate Principal Committed		100,000
Outstanding Principal		0
Unused Portion		100,000
Carrying Value		0
Fair Value	[1]	0
ACMP Holdings, LLC Facility | Series I
Debt Instrument [Line Items]
Aggregate Principal Committed		23,862
Outstanding Principal		0
Unused Portion		23,862
Carrying Value		0
Fair Value	[1]	0
ACMP Holdings, LLC Facility | Series II
Debt Instrument [Line Items]
Aggregate Principal Committed		76,138
Outstanding Principal		0
Unused Portion		76,138
Carrying Value		0
Fair Value	[1]	0
REIT Funding Cumulative Preferred Shares
Debt Instrument [Line Items]
Aggregate Principal Committed		125
Outstanding Principal		125
Unused Portion		0
Carrying Value		125
Fair Value	[1]	125
REIT Funding Cumulative Preferred Shares | Series I
Debt Instrument [Line Items]
Aggregate Principal Committed		30
Outstanding Principal		30
Unused Portion		0
Carrying Value		30
Fair Value	[1]	30
REIT Funding Cumulative Preferred Shares | Series II
Debt Instrument [Line Items]
Aggregate Principal Committed		95
Outstanding Principal		95
Unused Portion		(0)
Carrying Value		95
Fair Value	[1]	$ 95

[1] The fair value of these debt obligations would be categorized as Level 3 under ASC 820 as of September 30, 2025. The valuation is based on a yield analysis and discount rate commensurate with the market yields for similar types of debt.

[2] The carrying amount outstanding under these debt obligations approximate their fair value as of December 31, 2024.