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Debt - Summary of Debt (Footnotes) (Detail) | Sep. 30, 2021
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3.15% senior notes due 2021 |
Debt Instrument [Line Items] |
Interest rate | 3.15%
3.75% senior notes due 2021 |
Debt Instrument [Line Items] |
Interest rate | 3.75%
4.00% senior notes due 2022 |
Debt Instrument [Line Items] |
Interest rate | 4.00%
3.85% senior notes due 2023 |
Debt Instrument [Line Items] |
Interest rate | 3.85%
4.00% senior notes due 2024 |
Debt Instrument [Line Items] |
Interest rate | 4.00%
4.875% senior notes due 2025 |
Debt Instrument [Line Items] |
Interest rate | 4.875%
3.90% senior notes due 2025 |
Debt Instrument [Line Items] |
Interest rate | 3.90%
4.20% senior notes due 2026 |
Debt Instrument [Line Items] |
Interest rate | 4.20%
5.375% senior notes due 2036 |
Debt Instrument [Line Items] |
Interest rate | 5.375%
5.50% senior notes due 2046 |
Debt Instrument [Line Items] |
Interest rate | 5.50%

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