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Employee Benefit Plans - Table Outlining Company's Participation in Pension Plans (Parenthetical) (Detail) - Agreement | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Multiemployer Plans [Line Items] |  |  |
Number of collective bargaining agreements | 12 |  |
Number of significant collective bargaining agreements | 4 |  |
Southern Nevada Culinary and Bartenders Pension Plan [Member] |  |  |
Multiemployer Plans [Line Items] |  |  |
Minimum percentage of total contributions to be listed in Pension Plan's Forms 5500 |  | 5.00% | 5.00%
Multiemployer plans, funded status | At least 80 percent |  |
Legacy Plan of the UNITE HERE Retirement Fund (UHF) [Member] |  |  |
Multiemployer Plans [Line Items] |  |  |
Minimum percentage of total contributions to be listed in Pension Plan's Forms 5500 |  | 5.00% | 5.00%
Multiemployer plans, funded status | Less than 65 percent |  |

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- Definition Represents the number of collective bargaining agreements that require contributions to the Pension Plan. + References No definition available. + Details
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- Definition Multiemployer plans, number of significant collective bargaining agreements in which more than half of the company's employees are participants. + References No definition available. + Details
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- Definition Percentage of employer contribution required by collective-bargaining arrangement (CBA) to total contribution from all participating employers in multiemployer pension plan determined to be individually significant. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 5 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947 + Details
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- Definition Indicates whether multiemployer pension plan determined to be individually significant is less than 65 percent funded, between 65 and less than 80 percent funded, or at least 80 percent funded. Acceptable values are "Less than 65 percent", "Between 65 and less than 80 percent", "At least 80 percent", and "NA". + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 5 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=35742348&loc=SL14450788-114948 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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