Real Estate (Schedule of Allocated Value) (Details) - USD ($)	Mar. 31, 2020	Dec. 31, 2019
Land	$ 219,575,000	$ 213,617,000
LCS Timber Ridge [Member]
Land	4,370
Buildings and Improvements, Gross	127,209
Furniture and Fixtures, Gross	3,313
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross	$ 134,892

Amount before accumulated depreciation of building structures held for productive use including addition, improvement, or renovation to the structure, including, but not limited to, interior masonry, interior flooring, electrical, and plumbing.

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Amount before accumulated depreciation of equipment commonly used in offices and stores that have no permanent connection to the structure of a building or utilities. Examples include, but are not limited to, desks, chairs, tables, and bookcases.

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Amount before accumulated depletion of real estate held for productive use, excluding land held for sale.

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Amount, before accumulated depreciation, of real estate investment by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate. Excludes real estate not held as investment or interest.

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