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v3.25.3

Short-Term and Long-Term Borrowings - Breakdown of Outstanding Long-term Debt (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Mar. 27, 2025 | Dec. 31, 2024
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 1,047,000 |  | $ 947,000
Unamortized Long-Term Debt Issuance Costs | 3,563 |  | 3,266
Total Long-Term Debt, Net of Unamortized Debt Issuance Costs | $ 1,043,437 |  | 943,734
Guaranteed Senior Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 3.55% |  |
Long-term debt | $ 80,000 |  | 80,000
Series 2007C Senior Unsecured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 6.37% |  |
Long-term debt | $ 42,000 |  | 42,000
Series 2013A Senior Unsecured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 4.68% |  |
Long-term debt | $ 60,000 |  | 60,000
Series 2019A Senior Unsecured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 3.07% |  |
Long-term debt | $ 10,000 |  | 10,000
Series 2020A Senior Unsecured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 3.22% |  |
Long-term debt | $ 10,000 |  | 10,000
Series 2020B Senior Unsecured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 3.22% |  |
Long-term debt | $ 40,000 |  | 40,000
Series 2021A Senior Unsecured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 2.74% |  |
Long-term debt | $ 40,000 |  | 40,000
Series 2024A Senior Unsecured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 5.48% |  |
Long-term debt | $ 60,000 |  | 60,000
Series 2025A Senior Unsecured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 5.49% | 5.49% |
Long-term debt | $ 50,000 |  | 0
Series 2007D Senior Unsecured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 6.47% |  |
Long-term debt | $ 50,000 |  | 50,000
Series 2019B Senior Unsecured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 3.52% |  |
Long-term debt | $ 26,000 |  | 26,000
Series 2020C Senior Unsecured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 3.62% |  |
Long-term debt | $ 10,000 |  | 10,000
Series 2013B Senior Unsecured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 5.47% |  |
Long-term debt | $ 90,000 |  | 90,000
Series 2018A Senior Unsecured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 4.07% |  |
Long-term debt | $ 100,000 |  | 100,000
Series 2019C Senior Unsecured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 3.82% |  |
Long-term debt | $ 64,000 |  | 64,000
Series 2020D Senior Unsecured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 3.92% |  |
Long-term debt | $ 15,000 |  | 15,000
Series 2021B Senior Unsecured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 3.69% |  |
Long-term debt | $ 100,000 |  | 100,000
Series 2022A Senior Unsecured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 3.77% |  |
Long-term debt | $ 90,000 |  | 90,000
Series 2024B Senior Unsecured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 5.77% |  |
Long-term debt | $ 60,000 |  | 60,000
Series 2025B Senior Unsecured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Rate | 5.98% |  |
Long-term debt | $ 50,000 |  | $ 0

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