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Fair Value of Financial Instruments - Carrying Values and Fair Values of Debt Instruments (Details) - Senior Notes - USD ($) $ in Thousands		Sep. 30, 2025	Dec. 31, 2024
Senior Notes due 2028
Debt Instrument [Line Items]
Carrying value of senior notes		$ 500,000	$ 500,000
Fair value of senior notes	[1]	$ 503,500	$ 488,500
Interest rate		4.25%	4.25%
Senior Notes due 2029
Debt Instrument [Line Items]
Carrying value of senior notes		$ 500,000	$ 500,000
Fair value of senior notes	[1]	$ 491,300	$ 471,450
Interest rate		3.50%	3.50%
New Senior Notes due 2029
Debt Instrument [Line Items]
Carrying value of senior notes		$ 359,150	$ 347,500
Fair value of senior notes	[1]	$ 374,510	$ 359,168
Interest rate		4.50%	4.50%
Senior Notes due 2030
Debt Instrument [Line Items]
Carrying value of senior notes		$ 600,000	$ 600,000
Fair value of senior notes	[1]	$ 563,220	$ 536,220
Interest rate		2.60%	2.60%
Senior Notes due 2032
Debt Instrument [Line Items]
Carrying value of senior notes		$ 650,000	$ 650,000
Fair value of senior notes	[1]	$ 571,935	$ 535,275
Interest rate		2.20%	2.20%
New Senior Notes due 2032
Debt Instrument [Line Items]
Carrying value of senior notes		$ 500,000	$ 500,000
Fair value of senior notes	[1]	$ 462,700	$ 437,150
Interest rate		3.20%	3.20%
Senior Notes due 2033
Debt Instrument [Line Items]
Carrying value of senior notes		$ 750,000	$ 750,000
Fair value of senior notes	[1]	$ 735,750	$ 696,300
Interest rate		4.20%	4.20%
Senior Notes due 2034
Debt Instrument [Line Items]
Carrying value of senior notes		$ 750,000	$ 750,000
Fair value of senior notes	[1]	$ 765,525	$ 731,625
Interest rate		5.00%	5.00%
Senior Notes due 2035
Debt Instrument [Line Items]
Carrying value of senior notes		$ 500,000	$ 0
Fair value of senior notes	[1]	$ 516,050	0
Interest rate		5.25%
Senior Notes due 2050
Debt Instrument [Line Items]
Carrying value of senior notes		$ 500,000	500,000
Fair value of senior notes	[1]	$ 338,650	$ 321,700
Interest rate		3.05%	3.05%
Senior Notes due 2052
Debt Instrument [Line Items]
Carrying value of senior notes		$ 850,000	$ 850,000
Fair value of senior notes	[1]	$ 556,325	$ 528,955
Interest rate		2.95%	2.95%
[1] Senior Notes are classified as Level 2 within the fair value hierarchy. Fair value inputs include third-party calculations of the market interest rate of notes with similar ratings in similar industries over the remaining note terms.

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