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v3.25.1

Senior Notes (Summary of Senior Notes) (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024 | May 31, 2020 | Oct. 31, 2017
--- | --- | --- | --- | ---
Debt Instrument [Line Items] |  |  |  |  |
Long-term Debt, gross |  | $ 625,000 | $ 625,000 |  |
Debt issuance costs, net |  | (8,176) | (8,382) |  |
Senior notes, net |  | 616,824 | 616,618 |  |
Senior notes 4.00% due 2030 [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Long-term Debt, gross | [1] | 400,000 | 400,000 |  |
Senior notes, net |  |  |  | $ 400,000 |
Senior notes 5.20% due 2047 [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Long-term Debt, gross | [2] | $ 225,000 | $ 225,000 |  |
Senior notes, net |  |  |  |  | $ 200,000
[1] | In May 2020, we sold in a registered underwritten public offering, $400.0 million in aggregate principal amount of 4.00% senior notes due May 2030. Interest on these senior notes is payable semi-annually in arrears. We may redeem the notes in whole or in part, at our option, at a redemption price equal to the greater of a) 100% of their principal amount, or b) discounted present value at Treasury rate plus 50 basis points prior to February 15, 2030, and on or after February 15, 2030, at 100% of their principal amount, and accrued and unpaid interest, if any, to the date of redemption.
[2] | In October 2017, we completed the pricing of a registered underwritten public offering of $200.0 million in aggregate principal amount of 5.20% senior notes due October 2047. Interest on the senior notes is payable quarterly in arrears. We may redeem some or all of the senior notes at any time at a redemption price equal to 100% of the principal amount of the notes being redeemed plus accrued interest thereon to the redemption date. On October 27, 2017, we completed the sale of an additional $25.0 million aggregate principal amount of Notes pursuant to the over-allotment option.

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