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FINANCING (Unsecured Revolving Credit Facility) (Narrative) (Details) - USD ($) $ in Millions | 9 Months Ended |
--- | --- | ---
Sep. 30, 2025 | Dec. 31, 2024
Unsecured debt [Member] | Letter of credit [Member] |  |
Financing |  |
Number of years in debt instrument, term | 1 year | 1 year
Letters of credit | $ 150.5 | $ 121.9
Line of credit facility [Member] |  |
Financing |  |
Unsecured revolving credit facility | $ 0.0 | $ 0.0
Line of credit facility covenant compliance | As of September 30, 2025, the Company remained in compliance with all covenants under the Credit Agreement. |
Line of credit facility [Member] | Unsecured debt [Member] |  |
Financing |  |
Credit agreement inception date | Jun. 15, 2021 |
Credit agreement amended and restated date | Mar. 31, 2025 |
Number of years in debt instrument, term | 5 years |
Current maximum borrowing capacity under credit facility | $ 2,250.0 |
Maximum aggregate increase to credit facility allowable | 900.0 |
Maximum aggregate capacity of credit facility allowable | $ 3,150.0 |
Line of credit facility [Member] | Unsecured debt [Member] | Minimum [Member] |  |
Financing |  |
Consolidated fixed charge coverage ratio | 2.5 |
Line of credit facility [Member] | Unsecured debt [Member] | Maximum [Member] |  |
Financing |  |
Consolidated fixed charge coverage ratio | 3.5 |
Line of credit facility [Member] | Unsecured debt [Member] | Spread over Alternate Base rate [Member] |  |
Financing |  |
Line of credit current interest rate | 0.00% |
Line of credit facility [Member] | Unsecured debt [Member] | Spread over Term Benchmark Revolving Loans rate [Member] |  |
Financing |  |
Line of credit current interest rate | 0.90% |
Line of credit facility [Member] | Unsecured debt [Member] | Secured Overnight Financing Rate (SOFR) [Member] |  |
Financing |  |
Line of credit facility fee percentage | 0.10% |
Line of credit facility [Member] | Unsecured debt [Member] | Letter of credit [Member] |  |
Financing |  |
Number of years in debt instrument, term | 1 year | 1 year
Line of credit facility sublimit | $ 200.0 |
Letters of credit | 5.8 | $ 5.4
Line of credit facility [Member] | Unsecured debt [Member] | Swing line revolver [Member] |  |
Financing |  |
Line of credit facility sublimit | $ 75.0 |

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