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Impairment and Closure Charges (Details) (USD $)
3 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2011
Applebee's Restaurant Support Center [Member]
Mar. 31, 2011
Applebee's Restaurant Support Center [Member]
Jun. 30, 2011
Applebee's Restaurant Support Center [Member]
Impairment and Closure Charges [Line Items]              
Impairment $ 0 $ 300,000 $ 300,000 $ 4,800,000   $ 4,500,000  
Lenexa lease termination 0   0   21,300,000   21,300,000
Closure charges 100,000 200,000 500,000 700,000      
Impairment and closure charges $ 122,000 $ 21,816,000 $ 844,000 $ 26,754,000