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v3.22.2.2

Senior Notes (Narrative) (Details) - USD ($) |  | 9 Months Ended |
--- | --- | --- | ---
May 31, 2018 | Sep. 30, 2022 | Dec. 31, 2021
Debt Instrument [Line Items] |  |  |
Redemption period |  | 180 days |
Senior Notes 4.25% |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, term |  | 80 years |
Senior Notes |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt measured at fair value |  | $ 317,200,000 |
Principal amount |  | $ 400,000,000 | $ 400,000,000
Senior Notes | Period One |  |  |
Debt Instrument [Line Items] |  |  |
Redemption price percentage | 102.13% |  |
Senior Notes | Period Two |  |  |
Debt Instrument [Line Items] |  |  |
Redemption price percentage | 101.06% |  |
Senior Notes | Period Four |  |  |
Debt Instrument [Line Items] |  |  |
Percentage of principal amount redeemed | 40.00% |  |
Senior Notes | Period Five |  |  |
Debt Instrument [Line Items] |  |  |
Redemption price percentage | 104.25% | 101.00% |
Senior Notes | Period Six |  |  |
Debt Instrument [Line Items] |  |  |
Redemption price percentage |  | 100.00% |
Percentage of principal amount redeemed | 50.00% |  |
Senior Note Two | Senior Notes 4.25% |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate percentage |  | 4.25% |
Senior Note Two | Senior Notes |  |  |
Debt Instrument [Line Items] |  |  |
Unamortized debt issuance costs |  | 4.30% |
Senior Note One | Senior Notes |  |  |
Debt Instrument [Line Items] |  |  |
Effective interest rate on unamortized debt discount |  | 4.42% |

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