Borrowings - Long Term Debt (Details) € in Thousands	9 Months Ended
Sep. 30, 2022 USD ($)	Sep. 30, 2022 EUR (€)	Dec. 31, 2021 USD ($)
Long-term borrowings [Abstract]
Total long-term debt	$ 2,842,662,000		$ 3,018,714,000
Unamortized debt discounts	12,800,000		15,100,000
Deferred debt issuance costs	11,200,000		$ 12,500,000
Maximum borrowing capacity	$ 1,000,000,000
Interest coverage ratio	1750.00%
Outstanding letters of credit	$ 168,000,000
Commercial paper
Long-term borrowings [Abstract]
Increase in borrowings	$ 683,034,000
Weighted average interest rate	3.34%	3.34%	0.38%
3.15% 10-year notes due November 15, 2025
Long-term borrowings [Abstract]
Stated interest rate	3.15%	3.15%
Term of debt	10 years
Principal	$ 400,000,000
Total long-term debt	$ 397,895,000		$ 397,389,000
1.25% 10-year notes due November 9, 2026 (euro-denominated)
Long-term borrowings [Abstract]
Stated interest rate	1.25%	1.25%
Term of debt	10 years
Principal \| €		€ 600,000
Total long-term debt	$ 577,288,000		674,217,000
0.750% 8-year notes due November 4, 2027 (euro-denominated)
Long-term borrowings [Abstract]
Stated interest rate	0.75%	0.75%
Term of debt	8 years
Principal \| €		€ 500,000
Total long-term debt	$ 480,484,000		561,293,000
6.65% 30-year debentures due June 1, 2028
Long-term borrowings [Abstract]
Stated interest rate	6.65%	6.65%
Term of debt	30 years
Principal	$ 200,000,000
Total long-term debt	$ 199,431,000		199,356,000
2.950% 10-year notes due November 4, 2029
Long-term borrowings [Abstract]
Stated interest rate	2.95%	2.95%
Term of debt	10 years
Principal	$ 300,000,000
Total long-term debt	$ 297,313,000		297,029,000
5.375% 30-year debentures due October 15, 2035
Long-term borrowings [Abstract]
Stated interest rate	5.375%	5.375%
Term of debt	30 years
Principal	$ 300,000,000
Total long-term debt	$ 296,746,000		296,559,000
6.60% 30-year notes due March 15, 2038
Long-term borrowings [Abstract]
Stated interest rate	6.60%	6.60%
Term of debt	30 years
Principal	$ 250,000,000
Total long-term debt	$ 248,251,000		248,166,000
5.375% 30-year notes due March 1, 2041
Long-term borrowings [Abstract]
Stated interest rate	5.375%	5.375%
Term of debt	30 years
Principal	$ 350,000,000
Total long-term debt	344,913,000		344,705,000
Other
Long-term borrowings [Abstract]
Total long-term debt	$ 341,000		0
Credit Agreement \| Revolving Credit Facility
Long-term borrowings [Abstract]
Term of debt	5 years
Interest coverage ratio required	300.00%
Borrowings under credit facility	$ 0		$ 0

Debt Instrument, Interest Coverage Ratio

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Debt Instrument, Interest Coverage Ratio Required

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

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Net increase or decrease in the carrying amount of the debt instrument for the period.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount, after accumulated amortization, of debt discount.

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Weighted average interest rate of debt outstanding.

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Amount of issuance costs recognized in a share-lending arrangement entered into by the entity, in contemplation of a convertible debt offering or other financing, after deduction of accumulated amortization or the effects of subsequent adjustments.

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The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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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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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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Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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