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Subsequent Events - Additional Information (Detail) - USD ($) |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
Jan. 22, 2021 | Dec. 31, 2020 | Dec. 31, 2018 | Dec. 31, 2019 | Jan. 28, 2016
Subsequent Event [Line Items] |  |  |  |  |
Aggregate principal amount of debt issued |  | $ 2,926,633,000 |  |  |
Proceeds received from term loans |  | $ 598,500,000 | $ 599,250,000 |  |
3 5/8% Senior Notes [Member] | Subsequent Event |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Aggregate principal amount of debt issued | $ 550,000,000 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 3.625% |  |  |  |
Proceeds received from term loans | $ 542,500,000 |  |  |  |
5 3/4% Senior Notes [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Aggregate principal amount of debt issued |  |  |  |  | $ 400,000,000
Debt Instrument, Interest Rate, Stated Percentage |  | 5.75% |  | 5.75% | 5.75%
5 3/4% Senior Notes [Member] | Subsequent Event |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 5.75% |  |  |  |
Debt instrument redemption amount | $ 650,000,000 |  |  |  |
Debt instrument redemption date | Feb. 03, 2021 |  |  |  |

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- Definition Debt instrument redemption amount. + References No definition available. + Details
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- Definition Debt instrument redemption date. + References No definition available. + Details
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- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=119993939&loc=d3e28551-108399 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 + Details
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition The cash inflow from bank borrowing during the year. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585 + Details
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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
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- Details
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- Details
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- Details
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