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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Concentrations (Details) - Notes Receivable from Mobile Home Parks - Independent third party and affiliates - Credit concentration risk - item	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Number of Independent third parties	2	1
Concentration risk percentage		52.90%
Independent Third Party One
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Concentration risk percentage	10.40%
Independent Third Party Two
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Concentration risk percentage	30.10%

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Represents the number of customers on whom the entity significantly rely giving rise to concentration risk.

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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.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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