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v3.22.2.2

Long-term Debt (Narrative) (Details) - USD ($) $ in Thousands |  | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Mar. 15, 2022 | Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021 | Dec. 31, 2021
Debt Instrument [Line Items] |  |  |  |  |  |
Loss on early extinguishment of Debt |  | $ 0 | $ 0 | $ 7,545 | $ 0 |
Cash costs of 4.10% senior notes redemption |  |  |  | 7,099 | $ 0 |
Long-term debt |  | $ 1,008,516 |  | $ 1,008,516 |  | $ 1,139,287
2.70% Senior Notes [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Senior notes, interest rate |  | 2.70% |  | 2.70% |  | 2.70%
Principal amount of debt |  | $ 400,000 |  | $ 400,000 |  |
Long-term debt |  | $ 392,516 |  | $ 392,516 |  | $ 391,853
3.78% Senior Notes [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Senior notes, interest rate |  | 3.78% |  | 3.78% |  | 3.78%
Long-term debt |  | $ 250,000 |  | $ 250,000 |  | $ 250,000
4.10% Senior Notes [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Senior notes, interest rate | 4.10% |  |  |  |  | 4.10%
Principal amount of debt | $ 350,000 |  |  |  |  |
Redemption price percentage | 100.00% |  |  |  |  |
Loss on early extinguishment of Debt |  |  |  | 7,500 |  |
Cash costs of 4.10% senior notes redemption |  |  |  | 7,100 |  |
Write off of deferred debt issuance cost |  |  |  | 400 |  |
Long-term debt |  | 0 |  | 0 |  | $ 349,434
Revolving Credit Facility [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  | 900,000 |  | $ 900,000 |  |
Debt instrument, term |  |  |  | 5 years |  |
Average interest rate during the period |  |  |  | 2.70% |  | 1.60%
Long-term debt |  | 366,000 |  | $ 366,000 |  | $ 148,000
Outstanding letters of credit |  | 2,000 |  | 2,000 |  | 2,000
Unused portion of revolving credit facility |  | $ 532,000 |  | $ 532,000 |  | $ 750,000

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