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Debt Obligations, net - Schedule of Debt (Details) - USD ($) $ in Thousands | 1 Months Ended | 9 Months Ended | 12 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Apr. 30, 2024 | Jan. 31, 2023 | Mar. 31, 2021 | Sep. 30, 2024 | Dec. 31, 2023 | Feb. 29, 2024 | May 31, 2022 | Jan. 31, 2022 | Nov. 30, 2021 | May 31, 2021
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  |  | $ 4,342,222 | $ 4,096,155 |  |  |  |  |
Debt premium, net |  |  |  |  | (46,549) | (41,790) |  |  |  |  |
Total debt obligations, net | [1] |  |  |  | 4,295,673 | 4,054,365 |  |  |  |  |
Secured Debt |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  |  | 1,498,113 | 1,498,113 |  |  |  |  |
Debt premium, net |  |  |  |  | (26,416) |  |  |  |  |  |
Total debt obligations, net |  |  |  |  | 1,471,697 |  |  |  |  |  |
Secured Debt | Assets pledged as collateral without right |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Real estate, net investment in sales-type leases and Ground Leases receivables pledged as collateral on debt obligations |  |  |  |  | 2,100,000 |  |  |  |  |  |
Unsecured Debt |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  |  | 2,844,109 | 2,598,042 |  |  |  |  |
Debt premium, net |  |  |  |  | (20,133) |  |  |  |  |  |
Total debt obligations, net |  |  |  |  | 2,823,976 |  |  |  |  |  |
Mortgages | Secured Debt |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  |  | $ 1,498,113 | $ 1,498,113 |  |  |  |  |
Weighted average interest rate |  |  |  |  | 3.99% | 3.99% |  |  |  |  |
Weighted average cash interest rate |  |  |  |  | 3.34% |  |  |  |  |  |
Consolidated Mortgage Debt, Unconsolidated Mortgage Debt, Unsecured Senior Notes and Trust Preferred Securities |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Weighted average interest rate |  |  |  |  | 4.04% |  |  |  |  |  |
Weighted average cash interest rate |  |  |  |  | 3.58% |  |  |  |  |  |
2.80% Senior Notes | Unsecured Debt |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  |  | $ 400,000 | $ 400,000 |  |  |  |  |
Stated interest rate |  |  |  |  | 2.80% | 2.80% |  |  |  |  | 2.80%
2.85% Senior Notes | Unsecured Debt |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  |  | $ 350,000 | $ 350,000 |  |  |  |  |
Stated interest rate |  |  |  |  | 2.85% | 2.85% |  |  |  | 2.85% |
6.10% Senior Notes | Unsecured Debt |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  |  | $ 300,000 |  |  |  |  |  |
Stated interest rate |  |  |  |  | 6.10% |  | 6.10% |  |  |  |
3.98% Senior Notes | Unsecured Debt |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  |  | $ 475,000 | $ 475,000 |  |  |  |  |
Stated interest rate |  |  |  |  | 3.98% | 3.98% |  |  | 3.98% |  |
5.15% Senior Notes | Unsecured Debt |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  |  | $ 158,109 | $ 156,042 |  |  |  |  |
Stated interest rate |  |  |  |  | 5.15% | 5.15% |  | 5.15% |  |  |
Trust Preferred Securities | Unsecured Debt |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  |  | $ 100,000 | $ 100,000 |  |  |  |  |
Trust Preferred Securities | Unsecured Debt | SOFR |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Basis point spread on variable interest rate (percent) |  |  |  |  | 1.50% | 1.50% |  |  |  |  |
2021 Unsecured Revolver maturing in 2026 | Unsecured Debt |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  |  |  | $ 1,117,000 |  |  |  |  |
2021 Unsecured Revolver maturing in 2026 | Unsecured Debt | SOFR |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Basis point spread on variable interest rate (percent) |  |  |  | 0.90% |  | 0.90% |  |  |  |  |
2024 Unsecured Revolver maturing in 2029 | Unsecured Debt |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  |  | $ 1,061,000 |  |  |  |  |  |
2024 Unsecured Revolver maturing in 2029 | Unsecured Debt | SOFR |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Basis point spread on variable interest rate (percent) |  | 0.85% |  |  | 0.85% |  |  |  |  |  |
2023 Unsecured Revolver maturing in 2025 | Unsecured Debt | SOFR |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Basis point spread on variable interest rate (percent) |  |  | 0.90% |  |  |  |  |  |  |  |
[1] | Refer to Note 2 for details on the Company’s consolidated variable interest entities (“VIEs”).

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