Commitments and Contingencies - Schedule of Unfunded Commitments by Investment Types (Detail) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2025	Dec. 31, 2024
Long-term Purchase Commitment [Line Items]
Unfunded Commitment	$ 45,900	$ 45,900
Unfunded Loan Commitment [Member]
Long-term Purchase Commitment [Line Items]
Unfunded Commitment	$ 49,860	$ 34,451
Unfunded Loan Commitment [Member] | Loan 1 [Member]
Long-term Purchase Commitment [Line Items]
Expiration Date	Jan. 10, 2026	Jan. 10, 2026
Unfunded Commitment	$ 0	$ 0
Unfunded Loan Commitment [Member] | Loan 3 [Member]
Long-term Purchase Commitment [Line Items]
Expiration Date		Mar. 10, 2025
Unfunded Commitment		$ 1,750
Unfunded Loan Commitment [Member] | Loan 5 [Member]
Long-term Purchase Commitment [Line Items]
Expiration Date	Aug. 05, 2025	Aug. 05, 2025
Unfunded Commitment	$ 0	$ 0
Unfunded Loan Commitment [Member] | Loan 6 [Member]
Long-term Purchase Commitment [Line Items]
Expiration Date	Jul. 05, 2025	Jul. 05, 2025
Unfunded Commitment	$ 0	$ 0
Unfunded Loan Commitment [Member] | Loan 7 [Member]
Long-term Purchase Commitment [Line Items]
Expiration Date	Jul. 10, 2024	Jul. 10, 2024
Unfunded Commitment	$ 5,599	$ 5,599
Unfunded Loan Commitment [Member] | Loan 8 [Member]
Long-term Purchase Commitment [Line Items]
Expiration Date	Mar. 10, 2026	Mar. 10, 2026
Unfunded Commitment	$ 890	$ 1,108
Unfunded Loan Commitment [Member] | Loan 9 [Member]
Long-term Purchase Commitment [Line Items]
Expiration Date	Aug. 09, 2025	Aug. 09, 2025
Unfunded Commitment	$ 0	$ 0
Unfunded Loan Commitment [Member] | Loan 10 [Member]
Long-term Purchase Commitment [Line Items]
Expiration Date		Sep. 10, 2026
Unfunded Commitment		$ 1,300
Unfunded Loan Commitment [Member] | Loan 11 [Member]
Long-term Purchase Commitment [Line Items]
Expiration Date	Nov. 10, 2025	Nov. 10, 2025
Unfunded Commitment	$ 11,016	$ 13,115
Unfunded Loan Commitment [Member] | Loan 12 [Member]
Long-term Purchase Commitment [Line Items]
Expiration Date	May 10, 2027	May 10, 2027
Unfunded Commitment	$ 0	$ 0
Unfunded Loan Commitment [Member] | Loan 13 [Member]
Long-term Purchase Commitment [Line Items]
Expiration Date	Jun. 10, 2026	Jun. 10, 2026
Unfunded Commitment	$ 9,937	$ 9,937
Unfunded Loan Commitment [Member] | Loan 14 [Member]
Long-term Purchase Commitment [Line Items]
Expiration Date	Jul. 10, 2027	Jul. 10, 2027
Unfunded Commitment	$ 0	$ 1,230
Unfunded Loan Commitment [Member] | Loan 15 [Member]
Long-term Purchase Commitment [Line Items]
Expiration Date	Jan. 09, 2027	Jan. 09, 2027
Unfunded Commitment	$ 52	$ 412
Unfunded Loan Commitment [Member] | Loan 16 [Member]
Long-term Purchase Commitment [Line Items]
Expiration Date	Mar. 09, 2027
Unfunded Commitment	$ 3,730
Unfunded Loan Commitment [Member] | Loan 17 [Member]
Long-term Purchase Commitment [Line Items]
Expiration Date	Mar. 09, 2027
Unfunded Commitment	$ 12,375
Unfunded Loan Commitment [Member] | Loan 18 [Member]
Long-term Purchase Commitment [Line Items]
Expiration Date	Apr. 09, 2028
Unfunded Commitment	$ 6,261