Fair Value Measurement - Changes in Fair Value of Level 3 Assets by Investment Type (Details) - USD ($) $ in Thousands	3 Months Ended	7 Months Ended
	Sep. 30, 2024	Sep. 30, 2024
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	$ 88,638	$ 0
Loan originations	420,354	508,992
Loan origination fees	(4,783)	(5,595)
Net accretion of discount	283	286
Net change in unrealized appreciation (depreciation) on investments	4,672	5,481
Ending balance	509,164	509,164
Senior Mortgage
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	88,638	0
Loan originations	411,171	499,809
Loan origination fees	(4,633)	(5,445)
Net accretion of discount	277	280
Net change in unrealized appreciation (depreciation) on investments	4,530	5,339
Ending balance	499,983	499,983
Mezzanine
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	0	0
Loan originations	9,183	9,183
Loan origination fees	(150)	(150)
Net accretion of discount	6	6
Net change in unrealized appreciation (depreciation) on investments	142	142
Ending balance	$ 9,181	$ 9,181