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Summary of Estimated Cost of Promotional Allowances (Detail) (USD $) In Thousands, unless otherwise specified | 3 Months Ended
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Mar. 31, 2014 | Mar. 31, 2013
Promotional Allowances [Line Items] |  |
Estimated costs of promotional allowances primarily included in casino expense | $ 47,592 | $ 44,378
Rooms |  |
Promotional Allowances [Line Items] |  |
Estimated costs of promotional allowances primarily included in casino expense | 12,754 | 13,056
Food and beverage |  |
Promotional Allowances [Line Items] |  |
Estimated costs of promotional allowances primarily included in casino expense | 31,042 | 27,764
Entertainment, retail and other |  |
Promotional Allowances [Line Items] |  |
Estimated costs of promotional allowances primarily included in casino expense | $ 3,796 | $ 3,558

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Period Type: | duration

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- Details
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