Revenue Recognition (Disaggregation of Revenue) (Details) - Real estate - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Disaggregation of Revenue [Line Items]
Revenue	$ 2,994	$ 2,525
Sales on facilities primarily from Escena
Disaggregation of Revenue [Line Items]
Revenue	2,969	1,625
Revenues from investments in real estate
Disaggregation of Revenue [Line Items]
Revenue	$ 25	$ 900

Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

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+ Details