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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

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