Loans Receivable - Summary of Real Estate Loans Receivable (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022		Jun. 30, 2022	Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit losses on real estate loans receivable	$ (186,340)	$ (164,249)		$ (165,083)	$ (166,785)
Real estate loans receivable, net of credit allowance	965,509	890,844	[1]
Non-real estate loans	470,786	441,231
Allowance for credit losses on non-real estate loans receivable	(173,433)	(152,063)
Non-real estate loans receivable, net of credit allowance	297,353	289,168
Total loans receivable, net of credit allowance	1,262,862	1,180,012
Mortgage loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loan Carrying Value	738,496	707,464
Other real estate loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loan Carrying Value	239,920	195,566
Allowance for credit losses on real estate loans receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit losses on real estate loans receivable	$ (12,907)	$ (12,186)

[1] The consolidated balance sheet at December 31, 2022 has been derived from the audited financial statements at that date but does not include all of the information and footnotes required by U.S. generally accepted accounting principles for complete financial statements.