Secured Debt, Net - Schedule of All in Cost of Secured Credit Facilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Schedule Of All In Cost Of Secured Credit Facilities [Line Items]
Face value	$ 13,749,549
Secured debt, net | Line of Credit
Schedule Of All In Cost Of Secured Credit Facilities [Line Items]
New Financings	614,100
Collateral	808,900
Secured debt, net | Line of Credit | Secured credit facilities
Schedule Of All In Cost Of Secured Credit Facilities [Line Items]
New Financings	614,141	$ 112,078
Face value	$ 9,705,529	$ 12,697,058
Wtd. avg. all-in cost (percentage)	1.92%	1.89%
Collateral	$ 14,807,821	$ 18,594,318
Wtd. avg. all-in yield (percentage)	3.58%	3.58%
Net interest margin (percentage)	1.66%	1.69%
Secured debt, net | Line of Credit | Secured credit facilities | + 1.50% or less
Schedule Of All In Cost Of Secured Credit Facilities [Line Items]
New Financings	$ 165,616	$ 0
Face value	$ 3,976,192	$ 5,647,848
Wtd. avg. all-in cost (percentage)	1.53%	1.53%
Collateral	$ 6,185,925	$ 8,341,383
Wtd. avg. all-in yield (percentage)	3.18%	3.24%
Net interest margin (percentage)	1.65%	1.71%
Secured debt, net | Line of Credit | Secured credit facilities | + 1.51% to + 1.75%
Schedule Of All In Cost Of Secured Credit Facilities [Line Items]
New Financings	$ 74,118	$ 0
Face value	$ 2,238,376	$ 2,679,699
Wtd. avg. all-in cost (percentage)	1.78%	1.82%
Collateral	$ 3,140,937	$ 3,723,365
Wtd. avg. all-in yield (percentage)	3.52%	3.49%
Net interest margin (percentage)	1.74%	1.67%
Secured debt, net | Line of Credit | Secured credit facilities | + 1.76% to + 2.00%
Schedule Of All In Cost Of Secured Credit Facilities [Line Items]
New Financings	$ 0	$ 42,908
Face value	$ 969,541	$ 1,850,809
Wtd. avg. all-in cost (percentage)	2.09%	2.11%
Collateral	$ 1,802,431	$ 2,913,067
Wtd. avg. all-in yield (percentage)	3.67%	3.92%
Net interest margin (percentage)	1.58%	1.81%
Secured debt, net | Line of Credit | Secured credit facilities | + 2.01% or more
Schedule Of All In Cost Of Secured Credit Facilities [Line Items]
New Financings	$ 374,407	$ 69,170
Face value	$ 2,521,420	$ 2,518,702
Wtd. avg. all-in cost (percentage)	2.61%	2.64%
Collateral	$ 3,678,528	$ 3,616,503
Wtd. avg. all-in yield (percentage)	4.31%	4.30%
Net interest margin (percentage)	1.70%	1.66%