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Equity Method Investment, Equity Issuance

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Equity Method Investment, Option to Purchase Equity Interest in Acquiree, Percentage

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Income Loss from Equity Method Investments Due to Change in Fair Value

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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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Amount of liability recognized arising from contingent consideration in a business combination.

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This element represents the aggregate cost of investments accounted for under the equity method of accounting.

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Amount of lessee's right to use underlying asset under finance lease.

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Amount of income (loss) for proportionate share of equity method investee's income (loss).

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Amount of investment in equity method investee and investment in and advance to affiliate.

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The amount needed to reflect the estimated ultimate cost of settling claims relating to casualty insurance insured events that have occurred on or before a particular date (ordinarily, the balance sheet date) and the amount needed to provide for the estimated ultimate cost required to investigate and settle claims relating to insured events that have occurred on or before a particular date (ordinarily, the balance sheet date), whether or not reported to the insurer at that date.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Significant Accounting Policies (Details) - USD ($)			3 Months Ended		12 Months Ended
Significant Accounting Policies (Details) - USD ($)	Mar. 01, 2019	Jan. 01, 2019	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Noncontrolling Interest [Line Items]
Impairment			$ 178,213,000	$ 0
Investments in unconsolidated entities			3,712,000		$ 3,476,000
Equity in earnings (loss) of unconsolidated entities			0	0
Equity in earnings (loss) of unconsolidated entities			236,000	(275,000)
Property and equipment, net			110,438,000		116,190,000
Other current liabilities			15,700,000		10,800,000
Contingent consideration			2,072,000		5,627,000
Furniture, Fixtures and Equipment
Noncontrolling Interest [Line Items]
Finance lease assets			43,800,000		44,100,000
Property and equipment, net			31,200,000		33,500,000
Audio visual
Noncontrolling Interest [Line Items]
Property and equipment, net			15,400,000		15,100,000
Maritime Equipment [Member]
Noncontrolling Interest [Line Items]
Property and equipment, net			10,100,000		10,100,000
REA Holdings
Noncontrolling Interest [Line Items]
Ashford Inc. ownership interest		30.00%
Remington
Noncontrolling Interest [Line Items]
Other current liabilities			1,400,000		2,200,000
REA Holdings
Noncontrolling Interest [Line Items]
Investments in unconsolidated entities			2,898,000		$ 2,662,000
Payments to acquire investments			$ 0	$ 2,176,000
Voting interests acquired			30.00%		30.00%
BAV
Noncontrolling Interest [Line Items]
Contingent consideration			$ 5,100,000		$ 4,600,000
BAV \| JSAV
Noncontrolling Interest [Line Items]
Interest issued and issuable, 18 months	$ 500,000		500,000		500,000
Contingent consideration			2,100,000		1,600,000
REA Holdings
Noncontrolling Interest [Line Items]
Purchase price		$ 3,000,000
Payments to acquire investments		$ 2,100,000
Shares issued (in shares)		16,529
Equity issuance		$ 890,000
Option to acquire additional ownership interest		50.00%
Ownership interests, value		$ 12,500,000
Unconsolidated variable interest entity
Noncontrolling Interest [Line Items]
Investments in unconsolidated entities			$ 500,000		$ 500,000