Acquisitions - Acquisition Schedules (Details) - USD ($) $ in Thousands				3 Months Ended		6 Months Ended
	Nov. 06, 2019	Jul. 18, 2019	Mar. 01, 2019	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Business Acquisition [Line Items]
Goodwill				$ 66,834		$ 66,834		$ 205,606
Pro Forma Financial Results
Total revenues				45,598	$ 147,010	179,440	$ 293,800
Net income (loss)				(8,800)	3,040	(186,634)	4,125
Net income (loss) attributable to common stockholders				$ (16,613)	$ (5,188)	$ (202,532)	$ (12,827)
Remington
Business Acquisition [Line Items]
Fair value of Ashford Inc. common stock issued	$ 275,000
Preferred stock discount	(2,550)
Less working capital adjustments	1,341
Purchase price consideration	273,791
Current assets	27,661
Assets acquired under finance leases	$ 44,294
Estimated Useful Life	35 years
Property and equipment, net	$ 466
Operating lease right-of-use assets	24,649
Goodwill	175,653
Indefinite-lived intangibles	10,400
Finite-lived intangibles	107,600
Total assets acquired	390,723
Current liabilities	23,740
Finance lease liabilities, current	331
Operating lease liabilities, current	2,038
Noncurrent liabilities	28,439
Finance lease liabilities, non-current	39,773
Operating lease liabilities, non-current	22,611
Total assumed liabilities	116,932
Net assets acquired	$ 273,791
Remington | Management contracts
Business Acquisition [Line Items]
Estimated Useful Life	22 years
Sebago
Business Acquisition [Line Items]
Cash		$ 2,500
Fair value of Ashford Inc. common stock issued		4,547
Less working capital adjustments		(74)
Purchase price consideration		6,973
Current assets		76
Property and equipment, net		$ 1,530
Estimated Useful Life		20 years
Operating lease right-of-use assets		$ 391
Goodwill		1,235
Indefinite-lived intangibles		490
Finite-lived intangibles		3,100
Total assets acquired		9,042
Current liabilities		291
Noncurrent liabilities		1,778
Total assumed liabilities		2,069
Net assets acquired		6,973
Sebago | Marine vessels
Business Acquisition [Line Items]
Property and equipment, net		$ 2,220
Estimated Useful Life		20 years
Sebago | Boat slip rights
Business Acquisition [Line Items]
Estimated Useful Life		20 years
BAV
Business Acquisition [Line Items]
Cash			$ 5,000
Fair value of Ashford Inc. common stock issued			3,748
Less working capital adjustments			(733)
Consideration payable			500
Fair value of contingent consideration			1,384
Purchase price consideration			9,899
Current assets			754
Property and equipment, net			$ 1,983
Estimated Useful Life			5 years
Operating lease right-of-use assets			$ 165
Goodwill			4,827
Indefinite-lived intangibles			440
Finite-lived intangibles			2,800
Total assets acquired			10,969
Current liabilities			639
Noncurrent liabilities			431
Total assumed liabilities			1,070
Net assets acquired			$ 9,899
BAV | Customer relationships
Business Acquisition [Line Items]
Estimated Useful Life			15 years