Face (par) amount of debt instrument at time of issuance.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.

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Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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The cash inflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer.

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Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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The cash outflow for the settlement of obligation drawn from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer.

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The cash outflow to repay long-term debt that is not secured by collateral. Excludes repayments of tax exempt unsecured debt.

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Debt - Credit Agreement (Details) - USD ($)	1 Months Ended		3 Months Ended		12 Months Ended
Debt - Credit Agreement (Details) - USD ($)	Nov. 30, 2021	Oct. 31, 2021	Oct. 03, 2020	Apr. 04, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2017
Debt Instrument [Line Items]
Loss on extinguishment of debt		$ 400,000			$ (24,600,000)	$ (21,100,000)	$ (10,600,000)
Payments of related issuance costs		2,800,000			9,900,000	7,000,000.0	6,500,000
Credit agreement borrowings					0	1,000,000,000	0
Credit agreement repayments					0	1,000,000,000	0
Repayment of term loan facility					$ 220,300,000	14,100,000	7,800,000
Revolving Credit Facility \| Minimum
Debt Instrument [Line Items]
Line of credit facility, facility fee					0.075%
Revolving Credit Facility \| Maximum
Debt Instrument [Line Items]
Line of credit facility, facility fee					0.20%
Term Loan Facility1
Debt Instrument [Line Items]
Debt instrument, face amount					$ 220,300,000
Loss on extinguishment of debt					300,000
Credit Agreement — Revolving Credit Facility \| Revolving Credit Facility
Debt Instrument [Line Items]
Proceeds from lines of credit				$ 1,000,000,000
Repayments of lines of credit			$ 1,000,000,000
Credit agreement borrowings							30,000,000
Borrowings outstanding					$ 0	$ 0
Credit agreement repayments							$ 30,000,000
Credit Agreement — Revolving Credit Facility \| Revolving Credit Facility \| Maximum
Debt Instrument [Line Items]
Debt instrument, face amount		$ 2,000,000,000
Credit Agreement — Revolving Credit Facility \| Revolving Credit Facility \| Credit Agreement
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity								$ 1,750,000,000
Credit Agreement — Revolving Credit Facility \| Term Loan Facility1 \| Credit Agreement
Debt Instrument [Line Items]
Debt instrument, face amount								$ 250,000,000
Credit Agreement \| Term Loan Facility1
Debt Instrument [Line Items]
Repayments of lines of credit	$ 206,300,000