text: and current economic and business conditions. Management believes that as of 
  December 31, 2004, no significant concentrations of credit risk existed for which 
  an allowance had not already been recorded. 
  
  **Inventories.**Inventories consist of food and beverage, retail merchandise and 
  operating supplies, and are stated at the lower of cost or market. Cost is determined 
  primarily by the average cost method for food and beverage and supplies and the 
  retail inventory or specific identification methods for retail merchandise. 
  
  **Property and equipment.**Property and equipment are stated at cost. Gains or loss- 
  es on dispositions of property and equipment are included in the determination of 
  income. Maintenance costs are expensed as incurred. Property and equipment are 
  generally depreciated over the following estimated useful lives on a straight-line basis: 
  
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              [html]<thead><tr><td>Buildings</td><td></td><td></td><td>40 years</td></tr></thead><tbody><tr><td>Building improvements</td><td>15</td><td>to</td><td>40 years</td></tr><tr><td>Land improvements</td><td>15</td><td>to</td><td>40 years</td></tr><tr><td>Equipment, furniture, fixtures, and leasehold improvements</td><td>3</td><td>to</td><td>20 years</td></tr></tbody>
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