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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Advertising Costs and Gaming Taxes (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Gaming Taxes |  |  |
Gaming Taxes | $ 62.9 | $ 58.5 | $ 45.5
Selling, general and administrative |  |  |
Advertising Costs |  |  |
Advertising Expense | $ 9.0 | $ 9.1 | $ 9.3

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- Definition Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 720 -SubTopic 35 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483406/720-35-50-1 + Details
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