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Long-Term Debt - Additional Information (Details) - USD ($)		1 Months Ended	6 Months Ended
	Apr. 10, 2020	Jul. 29, 2020	Jun. 30, 2020	Dec. 31, 2019	Jun. 08, 2018
Debt Instrument [Line Items]
Unamortized debt issuance costs			$ 20,400,000	$ 21,300,000
Interest rate on notional value (as a percent)			2.00%
Long-term debt			$ 4,465,800,000	4,429,300,000
Revolving Credit Facility
Debt Instrument [Line Items]
Maximum borrowing capacity			144,000,000.0
2018 Refinancing Credit Agreement | Revolving Credit Facility
Debt Instrument [Line Items]
Maximum borrowing capacity			$ 1,200,000,000.0
Line of Credit
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 600,000,000
Debt instrument, term	364 days
Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 144,000,000.0
Line of Credit | 2018 Refinancing Credit Agreement | Revolving Credit Facility
Debt Instrument [Line Items]
Maximum borrowing capacity					$ 1,200,000,000.0
Line of Credit | 2018 Refinancing Credit Agreement | Swing Line Sub Facility
Debt Instrument [Line Items]
Maximum borrowing capacity					75,000,000.0
Line of Credit | 2018 Refinancing Credit Agreement | Letter of Credit
Debt Instrument [Line Items]
Maximum borrowing capacity					$ 450,000,000.0
Line of Credit | Term Loan
Debt Instrument [Line Items]
Long-term debt	$ 456,000,000.0
Senior Notes
Debt Instrument [Line Items]
Debt issuance price (as a percent)			100.00%
Senior Notes | 4.375% Senior Notes, due 2023
Debt Instrument [Line Items]
Long-term debt			$ 249,200,000	249,100,000
Stated interest rate (as a percent)			4.375%
Senior Notes | 3.45% Senior Notes, due 2026
Debt Instrument [Line Items]
Long-term debt			$ 748,600,000	$ 748,500,000
Stated interest rate (as a percent)			3.45%
Senior Notes | 3.20% Senior Notes, due 2025 | Subsequent Event
Debt Instrument [Line Items]
Stated interest rate (as a percent)		3.20%
Debt instrument, face amount		$ 500,000,000.0
Debt issuance price (as a percent)		99.892%
Deferred financing costs		$ 1,500,000
Floating Rate Notes, due 2021
Debt Instrument [Line Items]
Debt issuance price (as a percent)			100.00%

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

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

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Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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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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