Income Taxes - Narrative (Details)	12 Months Ended
	Dec. 31, 2022 USD ($) hotel	Dec. 31, 2021 USD ($) hotel	Dec. 31, 2020 USD ($) hotel	Dec. 31, 2019 USD ($)
Operating Loss Carryforwards [Line Items]
Minimum percentage of income distributed to shareholders to qualify as a REIT	90.00%
Subsequent taxable years we may not qualify as REIT if we fail to qualify as a REIT in any taxable year	4 years
Number of hotels | hotel	101	103	117
Ashford TRS recognized net book income (loss)	$ 44,200,000	$ 31,100,000	$ (142,000,000.0)
Income tax interest and penalties expenses	199,000	18,000	11,000
Interest income included in income tax expense			19,000
Income tax interest and penalties expenses accrued	0	0
Net operating loss carryforwards	1,100,000,000
Net operating loss carryforwards subject to expiration	426,100,000
Net operating loss carryforward, section 382 limitation, next three years	37,200,000
Net operating loss carryforward, section 382 limitation, thereafter	9,400,000
Valuation allowance	31,205,000	$ 38,810,000	40,029,000	$ 7,712,000
Income tax benefit, net operating loss, CARES Act			$ 858,000
Ashford TRS
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	90,300,000
Net operating loss carryforwards subject to expiration	9,900,000
Net operating loss carryforward, section 382 limitation, next three years	7,300,000
Net operating loss carryforward, section 382 limitation, thereafter	$ 1,200,000
Subsidiaries
Operating Loss Carryforwards [Line Items]
Number of hotels | hotel	100