Loan Participations Sold, Net (Detail) $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($) loan	Dec. 31, 2023 USD ($) loan	Dec. 31, 2022 USD ($)
Loan Participations Sold [Line Items]
Principal Balance, loan participation	$ 100,064	$ 337,721
Principal Balance, total loan		697,565
Book Value, loan participation	100,064	337,179
Book Value, total loan		694,386
Interest expense	$ 1,289,972	$ 1,366,956	$ 710,904
Loan Participation
Loan Participations Sold [Line Items]
Count | loan		3
Senior Participations
Loan Participations Sold [Line Items]
Count | loan		1
Principal Balance, loan participation		$ 236,797
Book Value, loan participation		$ 236,499
Junior Loan Participation
Loan Participations Sold [Line Items]
Count | loan	2	2
Principal Balance, loan participation	$ 100,064	$ 100,924
Book Value, loan participation	$ 100,064	$ 100,680
Total Loan
Loan Participations Sold [Line Items]
Count | loan		3
Total Senior Loan Participation
Loan Participations Sold [Line Items]
Count | loan		1
Principal Balance, total loan		$ 295,996
Book Value, total loan		$ 294,783
Total Junior Loan Participation
Loan Participations Sold [Line Items]
Count | loan	2	2
Principal Balance, total loan	$ 442,142	$ 401,569
Book Value, total loan	442,008	399,603
Loan Participations Sold
Loan Participations Sold [Line Items]
Interest expense	$ 22,600	$ 20,600
SOFR And SONIA | Junior Loan Participation
Loan Participations Sold [Line Items]
Wtd. Avg. Yield/Cost	9.75%	7.50%
SOFR And SONIA | Total Junior Loan Participation
Loan Participations Sold [Line Items]
Wtd. Avg. Yield/Cost	6.14%	4.75%
SONIA | Senior Participations
Loan Participations Sold [Line Items]
Wtd. Avg. Yield/Cost		3.22%
SONIA | Total Senior Loan Participation
Loan Participations Sold [Line Items]
Wtd. Avg. Yield/Cost		4.86%