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Financial Instruments (Narrative) (Details) € in Millions |  | 6 Months Ended |  |
--- | --- | --- | --- | ---
Aug. 16, 2023 USD ($) | Jun. 30, 2025 USD ($) | Nov. 30, 2024 USD ($) derivative | Nov. 30, 2024 EUR (€) derivative | Dec. 31, 2021 USD ($)
Debt Instrument [Line Items] |  |  |  |  |
Maximum leverage ratio allowed | 3.75 | 3.50 |  |  |
Maximum leverage ratio allowed, after significant acquisition | 4.25 |  |  |  |
Minimum interest coverage ratio required | 3.00 |  |  |  |
Number of interest rate derivates held | derivative |  |  | 2 | 2 |
Interest rate swaps |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Cash collateral received |  | $ 0 |  |  |
Cash collateral pledged |  | $ 0 |  |  |
Line of Credit | Interest rate swaps |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Derivative, notional amount |  |  |  |  | $ 350,000,000
Unsecured Debt | Line of Credit |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, maximum borrowing capacity | $ 800,000,000 |  |  |  |
Debt instrument, term | 5 years |  |  |  |
Total spread |  | 1.625% |  |  |
Borrowings outstanding |  | $ 444,700,000 |  |  |
Line of credit facility, remaining borrowing capacity |  | 355,300,000 |  |  |
Debt covenant, maximum annual dividend payout amount |  | $ 40,000,000 |  |  |
Leverage ratio |  | 1.63 |  |  |
Interest coverage ratio |  | 10.51 |  |  |
USD borrowings | Line of Credit | Interest rate swaps |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Derivative, notional amount |  |  | $ 125,000,000 |  |
Derivative, fixed interest rate |  |  | 3.987% | 3.987% |
EUR borrowings | Line of Credit | Interest rate swaps |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Derivative, notional amount | € |  |  |  | € 45 |
Derivative, fixed interest rate |  |  | 2.277% | 2.277% |

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- Definition Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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