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Related Affiliates and Joint Ventures- Additional Information (Details)		1 Months Ended	3 Months Ended		9 Months Ended
	Sep. 05, 2018 USD ($)	Apr. 30, 2018 USD ($)	Sep. 30, 2018 USD ($) a	Sep. 30, 2017 USD ($)	Sep. 30, 2018 USD ($) a room	Sep. 30, 2017 USD ($)	Dec. 31, 2017 USD ($)
Related affiliates and joint ventures
Receivable from partnership			$ 187,000		$ 187,000		$ 243,000
Payable to partnership			19,000		$ 19,000
Pompano Joint Venture
Related affiliates and joint ventures
Initial cash contributions in joint venture		$ 250,000
Pompano Joint Venture \| Maximum
Related affiliates and joint ventures
Additional contributions cap in joint venture		2,000,000
Other Investors
Related affiliates and joint ventures
Variable interest entity, ownership percentage					42.10%
Number of rooms developed \| room					118
Cash					$ 1,000,000
Land \| a					2.4
Cost of hotel construction					$ 16,000,000
Receivable from partnership			187,000		187,000
Payable to partnership			$ 19,000		$ 19,000
C. S. & Y. Associates
Related affiliates and joint ventures
Area of real property leased \| a			30,000		30,000
Due from related parties			$ 0		$ 0		0
Payable to related parties			0		0		$ 0
Lease payments to related party			150,000	$ 150,000	450,000	$ 392,000
Cordish \| Pompano Joint Venture
Related affiliates and joint ventures
Due from related parties			0		0
Payable to related parties			$ 0		$ 0
Initial cash contributions in joint venture		250,000
Additional contributions cap per member in joint venture		$ 1,000,000
William Hill
Related affiliates and joint ventures
Definitive agreement sports betting period	25 years
Percentage of equity stake	20.00%
Equity stake value in ordinary shares	$ 50,000,000
Volume-weighted average trading price of ordinary shares trading days	60 days
Sale period of equity	5 years