Real Estate and Other Activities - Components of Total Investment in Financing Leases (Detail) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Direct Financing Lease Net Investment In Leases [Abstract]
Minimum lease payments receivable	$ 606,537	$ 611,669
Estimated unguaranteed residual values	203,818	203,818
Less: Unearned income and allowance for credit loss	(565,116)	(571,059)
Net investment in direct financing leases	245,239	244,428
Other financing leases (net of allowance for credit loss)	987,939	987,202
Total investment in financing leases	$ 1,233,178	$ 1,231,630