Indebtedness - 2025 Senior Notes (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2025	May 12, 2025
5.050% Senior Notes due January 15, 2031
Debt Instrument
Interest rate on senior notes	5.05%
5.750% Senior Notes due May 15, 2035
Debt Instrument
Interest rate on senior notes	5.75%
6.450% Senior Notes due May 15, 2055
Debt Instrument
Interest rate on senior notes	6.45%
Senior Notes
Debt Instrument
Aggregate principal amount		$ 1,750.0
Senior Notes \| 5.050% Senior Notes due January 15, 2031
Debt Instrument
Aggregate principal amount		$ 400.0
Interest rate on senior notes	5.05%	5.05%
Percentage Par Value Of Senior Notes		99.981%
Senior Notes \| 5.750% Senior Notes due May 15, 2035
Debt Instrument
Aggregate principal amount		$ 650.0
Interest rate on senior notes	5.75%	5.75%
Percentage Par Value Of Senior Notes		99.924%
Senior Notes \| 6.450% Senior Notes due May 15, 2055
Debt Instrument
Aggregate principal amount		$ 700.0
Interest rate on senior notes	6.45%	6.45%
Percentage Par Value Of Senior Notes		99.657%
Senior Notes \| 2025 Senior Notes
Debt Instrument
Redemptions percentage of 2015 notes	100.00%
Redemption percentage for change in control provision	101.00%
Costs associated with the senior notes offerings	$ 13.9

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