Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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Percentage of voting equity interests acquired in a business combination achieved in stages, including equity interests in the acquiree held by the acquirer immediately before the acquisition date and acquired at the acquisition date.

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Percentage of equity in the acquiree held by the acquirer immediately before the acquisition date in a business combination.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Description of the Business and Summary of Significant Accounting Policies - Joint Venture Interests Acquired - Ownership Percentages (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2020	Dec. 31, 2019	Jun. 30, 2018	Mar. 31, 2018
Opry City Stage [Member]
Business Combination, Description [Abstract]
Ownership percentage					50.00%
Business Combination, Step Acquisition [Abstract]
Impairment charges	$ 22.6
Circle [Member]
Business Combination, Description [Abstract]
Ownership percentage		50.00%	50.00%
Opry City Stage [Member]
Business Combination, Description [Abstract]
Interest acquired (as a percent)				50.00%
Business Combination, Step Acquisition [Abstract]
Equity interest immediately before the acquisition (as a percent)				50.00%
Total equity interest (as a percent)				100.00%