Other Assets - Notes Receivable, Net (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2020	Dec. 31, 2019
Receivables
Notes receivable, net	$ 3,239	$ 3,252
Allowance for credit losses, Notes receivable		0
Accrued interest receivable	935	2,938
Maximum
Receivables
Allowance for credit losses, Notes receivable	100
Notes Receivable
Receivables
Accrued interest receivable	100
Interest bearing homebuilder note - 5.5% interest rate, due June 2021
Receivables
Notes receivable, net	$ 1,514	$ 1,514
Interest rate (as a percent)	5.50%	5.50%
Interest bearing homebuilder note - 5.5% interest rate, due December 2021
Receivables
Notes receivable, net	$ 872	$ 872
Interest rate (as a percent)	5.50%	5.50%
Interest bearing note with a JV partner, secured by the partner's membership interest in the JV - 8.0% interest rate, due May 2039
Receivables
Notes receivable, net	$ 359	$ 363
Interest rate, note (as a percent)	8.00%	8.00%
Interest bearing note with a JV partner, secured by the partner's membership interest in the JV - 8.0% interest rate, due July 2039
Receivables
Notes receivable, net	$ 202	$ 206
Interest rate, note (as a percent)	8.00%	8.00%
Interest bearing homebuilder note - 6.3% interest rate, due March 2020
Receivables
Notes receivable, net	$ 128	$ 128
Interest rate (as a percent)	6.30%	6.30%
Interest gearing homebuilder note - 5.5% interest rate, due June 2020
Receivables
Notes receivable, net	$ 84	$ 84
Interest rate (as a percent)	5.50%	5.50%
Various mortgage notes, secured by certain real estate, bearing interest at various rates
Receivables
Notes receivable, net	$ 80	$ 85

Rate of interest on notes receivable.

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- Definition

Interest rate of mortgage loan within investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 12
-Paragraph Column B
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-Publisher FASB
-Name Accounting Standards Codification
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-Section S99
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- Definition

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.

+ References

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-Publisher FASB
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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