Fair Value Measurements - Estimated Fair Value of Senior Notes (Details) - USD ($)	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2021	Aug. 31, 2021
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Carrying Amount	$ 1,481,976,000	$ 1,481,781,000
Carrying Amount
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Carrying Amount	1,481,976,000	1,481,781,000
Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value	1,372,938,000	$ 1,623,351,000
$300 million 3.850% Senior Notes due January 2030, net
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt instrument, face amount	$ 300,000,000
Interest rate, stated percentage	3.85%	5.50%	5.50%	5.50%
Carrying Amount	$ 297,760,000	$ 297,699,000
$300 million 3.850% Senior Notes due January 2030, net | Carrying Amount
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Carrying Amount	297,760,000	297,699,000
$300 million 3.850% Senior Notes due January 2030, net | Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value	287,655,000	319,057,000
$350 million 2.500% Senior Notes due January 2031, net
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt instrument, face amount	$ 350,000,000
Interest rate, stated percentage	2.50%
Carrying Amount	$ 347,197,000	347,126,000
$350 million 2.500% Senior Notes due January 2031, net | Carrying Amount
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Carrying Amount	347,197,000	347,126,000
$350 million 2.500% Senior Notes due January 2031, net | Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value	304,093,000	339,185,000
$500 million 6.000% Senior Notes due January 2043, net
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt instrument, face amount	$ 500,000,000
Interest rate, stated percentage	6.00%
Carrying Amount	$ 490,956,000	490,903,000
$500 million 6.000% Senior Notes due January 2043, net | Carrying Amount
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Carrying Amount	490,956,000	490,903,000
$500 million 6.000% Senior Notes due January 2043, net | Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value	515,424,000	628,092,000
$350 million 3.966% Senior Notes due August 2061, net
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt instrument, face amount	$ 350,000,000
Interest rate, stated percentage	3.966%
Carrying Amount	$ 346,063,000	346,053,000
$350 million 3.966% Senior Notes due August 2061, net | Carrying Amount
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Carrying Amount	346,063,000	346,053,000
$350 million 3.966% Senior Notes due August 2061, net | Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value	$ 265,766,000	$ 337,017,000