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General - Additional information (Details) - USD ($)
3 Months Ended 6 Months Ended
Jul. 01, 2021
Jun. 25, 2020
Jul. 01, 2021
Jun. 25, 2020
Dec. 31, 2020
Summary of Significant Accounting Policies [Line Items]          
Depreciation $ 18,475,000 $ 18,852,000 $ 36,433,000 $ 37,886,000  
Percentage Of Cash Dividends     110.00%    
Deferred Revenue 40,412,000   $ 40,412,000   $ 37,307,000
Contract assets 0   0   0
Deferred Revenue, Revenue Recognized     4,115,000 11,482,000  
Remaining Performance Obligation Related to Advanced Ticket Sales 4,492,000   4,492,000    
Remaining Performance Obligation Related to Hotels Gift Cards     3,017,000    
Trade names          
Summary of Significant Accounting Policies [Line Items]          
Impairment charge       $ 2,200,000  
Fair Value, Inputs, Level 1 [Member]          
Summary of Significant Accounting Policies [Line Items]          
Trading Securities, Fair Value Disclosure 3,445,000   3,445,000   1,415,000
Fair Value, Inputs, Level 2 [Member]          
Summary of Significant Accounting Policies [Line Items]          
Interest Rate Fair Value Hedge Liability at Fair Value $ 1,031,000   $ 1,031,000   $ 1,470,000