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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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