Annual report pursuant to Section 13 and 15(d)

Investment in National CineMedia LLC (Details Textual)

v2.4.0.6
Investment in National CineMedia LLC (Details Textual) (USD $)
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Schedule of Investment in Balance Sheet and Income Statement Location (Textual)      
Investment in NCM - receipt of common units (see Note 6) $ 9,302,000 $ 30,683,000 $ 15,536,000
Investment in National CineMedia (Textual) [Abstract]      
Theatre access fees per patron 0.07    
Increase in percentage of payment per theatre patron 8.00%    
Duration of percentage increase in theatre access fees per patron 5 years    
Payment per digital screen 972,000 926,000 882,000
Percentage of annual increase in payment per digital screen 5.00%    
Minimum percentage of aggregate advertising revenue for payment of fees 12.00%    
Number of additional common units of NCM received under common unit adjustment agreement 549,417 1,757,548 1,197,303
Change of interest gain   271,000  
Total number of common units of NCM owned by Company 17,495,920    
Interest on common units of NCM owned by company 16.00%    
Company's beverage concessionaire 10,733,000 10,156,000 9,719,000
Remaining term of exhibitor services agreement 25 years    
Deferred Revenue [Member]
     
Schedule of Investment in Balance Sheet and Income Statement Location (Textual)      
Investment in NCM - receipt of common units (see Note 6) $ 9,302,000 $ 30,683,000 $ 15,536,000