Business Combinations (Schedule Of Purchase Price Allocation) (Details) - State Cinema Hobart, Tasmania, Australia [Member] $ in Thousands, $ in Millions	4 Months Ended
Mar. 31, 2020 USD ($)	Dec. 03, 2019 AUD ($)	Dec. 03, 2019 USD ($)
Acquired Finite-Lived Intangible Assets [Line Items]
Fixtures and equipment	$ 362		$ 481
Deferred tax	5		5
Inventory	333		333
Brand name	250
Liquor license	1
Goodwill	5,485		5,617
Total assets acquired	6,436		6,436
Employee liabilities	(20)		(20)
Deferred revenue balances	(236)		(236)
Total liabilities acquired	(256)		(256)
Net assets acquired	6,180	$ 9.0	$ 6,180
Fixtures and equipment, Measurement Period Adjustments	(119)
Brand name, Measurement Period Adjustments	250
Liquor license, Measurement Period Adjustments	1
Goodwill, Measurement Period Adjustments	$ (132)

Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Liquor License

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Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Employee Liabilities

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Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles, Brand Name

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Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles, Liquor License

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This element represents the amount of any measurement period adjustment (as defined) realized during the reporting period to intangibles acquired in connection with a business combination for which the initial accounting was incomplete.

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Amount of assets acquired at the acquisition date.

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Amount of deferred revenue expected to be recognized as such within one year or the normal operating cycle, if longer, assumed at the acquisition date.

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Amount of deferred tax asset attributable to deductible temporary differences and carryforwards acquired at the acquisition date.

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The amount of inventory recognized as of the acquisition date.

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Amount of liabilities assumed at the acquisition date.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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The amount of property, plant, and equipment recognized as of the acquisition date.

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Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Carrying amount of finite-lived intangible assets, indefinite-lived intangible assets and goodwill. Goodwill is an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Intangible assets are assets, not including financial assets, lacking physical substance.

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