Reporting Segments and Related Information - Additional Information (Details)	3 Months Ended		6 Months Ended
	Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2020 USD ($) segment	Jun. 30, 2019 USD ($)
Revenue from External Customer [Line Items]
Number of reportable segments | segment			5
Segment losses	$ 7,558,000	$ 10,341,000	$ 19,634,000	$ 22,035,000
Real estate - resort/residential
Revenue from External Customer [Line Items]
Total revenues			0
Segment losses	$ 326,000	$ 642,000	$ 952,000	$ 1,290,000