Summary of Significant Accounting Policies - Narrative (Details) - USD ($)	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Accrual for tax uncertainties	$ 0		$ 0
Frenchman's Reef
Property, Plant and Equipment [Line Items]
Proceeds from business interruption insurance		$ 8,800,000
Minimum | Land, Buildings and Improvements
Property, Plant and Equipment [Line Items]
Useful life	5 years
Minimum | Furniture, fixtures and equipment
Property, Plant and Equipment [Line Items]
Useful life	1 year
Maximum | Land, Buildings and Improvements
Property, Plant and Equipment [Line Items]
Useful life	40 years
Maximum | Furniture, fixtures and equipment
Property, Plant and Equipment [Line Items]
Useful life	10 years