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DEBT OBLIGATIONS - Schedule of Consolidated Debt Obligations Outstanding (Details) - USD ($) |  | 9 Months Ended |
--- | --- | --- | ---
Jun. 30, 2022 | Sep. 30, 2022 | Dec. 31, 2021
Consolidated debt obligations |  |  |
Principal balance outstanding |  | $ 2,074,610,000 |
Plus: original issue premium (discount), net |  | (6,724,000) |
Less: deferred financing costs |  | (6,611,000) |
Debt, net |  | 2,074,723,000 |
Unsecured Debt |  |  |
Consolidated debt obligations |  |  |
Principal balance outstanding |  | 2,074,610,000 | $ 1,851,610,000
Plus: original issue premium (discount), net |  | 6,724,000 | 8,187,000
Less: deferred financing costs |  | (6,611,000) | (6,211,000)
Debt, net |  | 2,074,723,000 | 1,853,586,000
Unsecured Debt | $600 million Unsecured Credit Facility |  |  |
Consolidated debt obligations |  |  |
Debt instrument, face amount |  | 600,000,000 |
Principal balance outstanding |  | $ 246,000,000 | 23,000,000
Unsecured Debt | $600 million Unsecured Credit Facility | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate |  |  |
Consolidated debt obligations |  |  |
Spread on variable rate |  | 1.15% |
Unsecured Debt | $600 million Unsecured Credit Facility | Daily SOFR Adjustment |  |  |
Consolidated debt obligations |  |  |
Spread on variable rate | 0.10% | 0.10% |
Unsecured Debt | Term loan |  |  |
Consolidated debt obligations |  |  |
Principal balance outstanding | $ 250,000,000 | $ 250,000,000 | 250,000,000
Spread on variable rate |  | 1.20% |
Effective interest rate |  | 2.87% |
Unsecured Debt | Term loan | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate |  |  |
Consolidated debt obligations |  |  |
Spread on variable rate | 1.20% |  |
Unsecured Debt | $350.0M 3.95% Guaranteed Notes due 2023 |  |  |
Consolidated debt obligations |  |  |
Debt instrument, face amount |  | $ 350,000,000.0 |
Debt instrument, interest rate, stated percentage |  | 3.95% |
Principal balance outstanding |  | $ 350,000,000 | 350,000,000
Effective interest rate |  | 3.87% |
Unsecured Debt | $350.0M 4.10% Guaranteed Notes due 2024 |  |  |
Consolidated debt obligations |  |  |
Debt instrument, face amount |  | $ 350,000,000.0 |
Debt instrument, interest rate, stated percentage |  | 4.10% |
Principal balance outstanding |  | $ 350,000,000 | 350,000,000
Effective interest rate |  | 3.78% |
Unsecured Debt | $450.0M 3.95% Guaranteed Notes due 2027 |  |  |
Consolidated debt obligations |  |  |
Debt instrument, face amount |  | $ 450,000,000.0 |
Debt instrument, interest rate, stated percentage |  | 3.95% |
Principal balance outstanding |  | $ 450,000,000 | 450,000,000
Effective interest rate |  | 4.03% |
Unsecured Debt | $350.0M 4.55% Guaranteed Notes due 2029 |  |  |
Consolidated debt obligations |  |  |
Debt instrument, face amount |  | $ 350,000,000.0 |
Debt instrument, interest rate, stated percentage |  | 4.55% |
Principal balance outstanding |  | $ 350,000,000 | 350,000,000
Effective interest rate |  | 4.30% |
Unsecured Debt | Indenture IA (Preferred Trust I) |  |  |
Consolidated debt obligations |  |  |
Principal balance outstanding |  | $ 27,062,000 | 27,062,000
Unsecured Debt | Indenture IA (Preferred Trust I) | LIBOR |  |  |
Consolidated debt obligations |  |  |
Spread on variable rate |  | 1.25% |
Unsecured Debt | Indenture IB (Preferred Trust I) |  |  |
Consolidated debt obligations |  |  |
Principal balance outstanding |  | $ 25,774,000 | 25,774,000
Unsecured Debt | Indenture IB (Preferred Trust I) | LIBOR |  |  |
Consolidated debt obligations |  |  |
Spread on variable rate |  | 1.25% |
Unsecured Debt | Indenture II (Preferred Trust II) |  |  |
Consolidated debt obligations |  |  |
Principal balance outstanding |  | $ 25,774,000 | $ 25,774,000
Unsecured Debt | Indenture II (Preferred Trust II) | LIBOR |  |  |
Consolidated debt obligations |  |  |
Spread on variable rate |  | 1.25% |

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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI https://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 + Details
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