Real Estate and Other Activities - Components of Total Investment in Financing Leases (Detail) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Direct Financing Lease Net Investment In Leases [Abstract]
Minimum lease payments receivable	$ 621,704	$ 880,253
Estimated unguaranteed residual values	203,818	203,818
Less: Unearned income and allowance for credit loss	(582,215)	(731,915)
Net investment in direct financing leases	243,307	352,156
Other financing leases (net of allowance for credit loss)	988,345	1,339,167
Total investment in financing leases	$ 1,231,652	$ 1,691,323