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Contractual interest rate for funds borrowed, under the debt agreement.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount, after accumulated amortization, of debt discount (premium).

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Secured Borrowings - Secured Financing Agreements (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Dec. 31, 2022	Dec. 31, 2021
Secured Borrowings
Secured financing agreements, net	$ 11,531,571		$ 12,576,850
Revolving credit facility
Secured Borrowings
Maximum borrowing capacity	150,000
Equity interests in certain subsidiaries used to secure facilities	4,800,000
Borrowing Base Facility
Secured Borrowings
Maximum Facility Size	650,000
Maximum facility size subject to certain conditions	$ 750,000
Borrowing Base Facility \| Forecast
Secured Borrowings
Maximum Facility Size		$ 450,000
Property Mortgages - Fixed rate
Secured Borrowings
Maturity period	5 years 3 months 18 days
Term Loan Facility
Secured Borrowings
Maximum borrowing capacity	$ 786,800
Floor interest rate (as a percent)	0.75%
SOFR \| Revolving credit facility
Secured Borrowings
Coupon Rate	2.50%
LIBOR + 2.50% \| Term Loan Facility
Secured Borrowings
Pricing margin	2.50%
Maximum borrowing capacity	$ 390,000
LIBOR + 3.25% \| Term Loan Facility
Secured Borrowings
Pricing margin	3.25%
Maximum borrowing capacity	$ 396,800
Secured Borrowings
Secured Borrowings
Pledged Asset Carrying Value	15,534,761
Maximum Facility Size	21,155,715
Long term debt, gross	11,604,153		12,654,420
Unamortized net discount	(12,862)		(13,350)
Unamortized deferred financing costs	(59,720)		(64,220)
Secured financing agreements, net	11,531,571		12,576,850
Secured Borrowings \| Borrowing Base Facility
Secured Borrowings
Pledged Asset Carrying Value	193,173
Maximum Facility Size	750,000
Long term debt, gross	100,742		213,478
Secured Borrowings \| Commercial Financing Facilities
Secured Borrowings
Pledged Asset Carrying Value	255,131
Maximum Facility Size	241,981
Long term debt, gross	$ 207,051		167,476
Secured Borrowings \| Residential Financing Facility
Secured Borrowings
Coupon Rate	2.45%
Pledged Asset Carrying Value	$ 386,635
Maximum Facility Size	500,000
Long term debt, gross	22,948		102,018
Secured Borrowings \| Infrastructure Financing Facilities
Secured Borrowings
Pledged Asset Carrying Value	820,121
Maximum Facility Size	1,250,000
Long term debt, gross	$ 653,312		855,646
Secured Borrowings \| Property Mortgages - Fixed rate
Secured Borrowings
Coupon Rate	4.35%
Pledged Asset Carrying Value	$ 387,022
Maximum Facility Size	272,321
Long term debt, gross	272,321		272,522
Secured Borrowings \| Property Mortgages - Variable rate
Secured Borrowings
Pledged Asset Carrying Value	655,967
Maximum Facility Size	654,900
Long term debt, gross	640,541		712,493
Secured Borrowings \| Term Loan and Revolver
Secured Borrowings
Maximum Facility Size	936,756
Long term debt, gross	786,756		788,753
Secured Borrowings \| Other Secured Financing
Secured Borrowings
Pledged Asset Carrying Value	2,698,049
Maximum Facility Size	4,605,958
Long term debt, gross	2,683,671		3,112,386
Secured Borrowings \| First Mortgage and Mezzanine
Secured Borrowings
Long term debt, gross	$ 600,000
Secured Borrowings \| Index \| Commercial Financing Facilities
Secured Borrowings
Pricing margin	1.66%
Secured Borrowings \| Index \| Infrastructure Financing Facilities
Secured Borrowings
Pricing margin	2.03%
Secured Borrowings \| LIBOR \| First Mortgage and Mezzanine
Secured Borrowings
Coupon Rate	3.34%
Secured Borrowings \| LIBOR \| First Mortgage and Mezzanine \| Weighted-average
Secured Borrowings
Pricing margin	2.07%
Secured Borrowings \| SOFR \| Borrowing Base Facility
Secured Borrowings
Pricing margin	2.11%
Commercial Loan
Secured Borrowings
Maximum Facility Size	$ 10,700,000
Secured financing agreements, net	2,100,000
Line of credit capacity if conditions are met	$ 11,600,000
Commercial Loan \| Index \| Weighted-average
Secured Borrowings
Pricing margin	2.35%
Commercial Loan \| Secured Borrowings
Secured Borrowings
Pledged Asset Carrying Value	$ 9,013,669
Maximum Facility Size	11,572,553
Long term debt, gross	$ 6,121,160		6,556,438
Commercial Loan \| Secured Borrowings \| Index
Secured Borrowings
Pricing margin	1.98%
Residential Loans \| Secured Borrowings
Secured Borrowings
Pledged Asset Carrying Value	$ 1,965,289
Maximum Facility Size	2,850,000
Long term debt, gross	$ 1,594,785		1,744,225
Residential Loans \| Secured Borrowings \| Index
Secured Borrowings
Pricing margin	1.93%
Infrastructure Loans \| Secured Borrowings
Secured Borrowings
Pledged Asset Carrying Value	$ 310,044
Maximum Facility Size	650,000
Long term debt, gross	$ 256,044		379,095
Infrastructure Loans \| Secured Borrowings \| LIBOR
Secured Borrowings
Pricing margin	2.00%
Conduit Loans \| Secured Borrowings
Secured Borrowings
Pledged Asset Carrying Value	$ 333,827
Maximum Facility Size	650,000
Long term debt, gross	$ 260,177		174,130
Conduit Loans \| Secured Borrowings \| Index
Secured Borrowings
Pricing margin	2.04%
CMBS/RMBS
Secured Borrowings
Coupon Rate	3.20%
Secured financing agreements, net	$ 240,500
Amount outstanding on a repurchase facility not subject to margin calls	240,500
Amount outstanding on repurchase facility	$ 38,800
Pro rata share owned by a non-controlling partner in a consolidated joint venture	49.00%
CMBS/RMBS \| Certain Facilities
Secured Borrowings
Secured financing agreements, net	$ 284,100
Rolling maturity period	11 months
Maturity period	12 months
CMBS/RMBS \| Index \| Weighted-average
Secured Borrowings
Coupon Rate	1.89%
CMBS/RMBS \| Secured Borrowings
Secured Borrowings
Pledged Asset Carrying Value	$ 1,213,883
Maximum Facility Size	827,204
Long term debt, gross	688,316		688,146
Repurchase Agreements \| Secured Borrowings
Secured Borrowings
Pledged Asset Carrying Value	12,836,712
Maximum Facility Size	16,549,757
Long term debt, gross	$ 8,920,482		$ 9,542,034