Fair Value Measurements - Carrying Amount and Fair Value of Debt (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Fair value disclosures
Long-term debt	$ 3,125,000	$ 1,134,000
Current maturities	0	(188,000)
Long-term debt, excluding current maturities	3,125,000	946,000
Carrying Amount
Fair value disclosures
Long-term debt	3,125,000	1,134,000
Current maturities	0	(188,000)
Long-term debt, excluding current maturities	3,125,000	946,000
Estimated Fair Value
Fair value disclosures
Long-term debt	3,163	1,214
Current maturities	0	(189)
Long-term debt, excluding current maturities	$ 3,163	$ 1,025

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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