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Advances, Marketing and Reservation Activities (Details) (USD $)
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Dec. 31, 2013
Advances, Marketing and Reservation Activities [Line Items]      
Advances, marketing and reservation activities $ 18,856,000   $ 19,127,000
Depreciation and amortization 2,122,000 2,041,000  
Interest expense 10,171,000 10,770,000  
Marketing And Reservation Fees [Member]
     
Advances, Marketing and Reservation Activities [Line Items]      
Depreciation and amortization 3,800,000 4,000,000  
Interest expense $ 600,000 $ 900,000