SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Narrative)	12 Months Ended
	Dec. 31, 2021 USD ($) Integer shares	Dec. 31, 2020 USD ($) Integer shares	Dec. 31, 2019 USD ($) shares
Property, Plant and Equipment [Line Items]
Number of developed homesites | Integer		271
Salary and benefits	$ 2,600,000	$ 2,500,000
Reserves for uncollectible accounts, notes and other receivables	2,100,000	1,600,000
Provisions for uncollectible notes and other receivables	1,213,000	1,546,000	$ 1,408,000
Charge-offs and other adjustments related to repossessed homes, amount	$ 712,000	1,200,000	$ 1,200,000
Weighted average interest rate	6.90%
Average maturity, term	9 years
Accumulated Amortization, Debt Issuance Costs	$ 7,200,000	6,200,000
Finite-Lived Intangible Asset, Expected Amortization, Year One	1,000,000.0
Finite-Lived Intangible Asset, Expected Amortization, Year Two	722,000
Finite-Lived Intangible Asset, Expected Amortization, Year Three	676,000
Finite-Lived Intangible Asset, Expected Amortization, Year Four	543,000
Finite-Lived Intangible Asset, Expected Amortization, Year Five	397,000
Finite-Lived Intangible Asset, Expected Amortization, after Year Five	$ 978,000
Weighted average remaining lease term	164 years
Operating lease, weighted average discount rate, percent	5.00%
Notes receivable	$ 51,900,000	43,400,000
Fair value adjustment of notes receivable	$ 1,000,000.0	$ 900,000
Weighted average number of common shares outstanding | shares	46,300,000	41,400,000	39,900,000
Antidilutive securities included from computation of earnings per share, amount | shares	1,100,000		294,000
Share-based payment arrangement, noncash expense	$ 3,447,000	$ 1,327,000	$ 1,939,000
Description for applicable income tax provisions	The Company has elected to be taxed as a REIT under the applicable provisions of Sections 856 to 860 of the Internal Revenue Code. Under such provisions, the Company will not be taxed on that portion of its income which is distributed to shareholders, provided it distributes at least 90% of its taxable income, has at least 75% of its assets in real estate or cash-type investments and meets certain other requirements for qualification as a REIT.
General and Administrative Expense [Member]
Property, Plant and Equipment [Line Items]
Share-based payment arrangement, noncash expense	$ 3,400,000	1,300,000	1,900,000
One-time Charge [Member]
Property, Plant and Equipment [Line Items]
Share-based payment arrangement, noncash expense	$ 44,000	$ 127,000	$ 179,000
Share-based Payment Arrangement, Option [Member]
Property, Plant and Equipment [Line Items]
Options to purchase of common stock | shares	3,300,000		2,600,000
Antidilutive securities excluded from computation of earnings per share, amount | shares		3,300,000
Prepaid Expenses and Other Current Assets [Member]
Property, Plant and Equipment [Line Items]
Right-of-use asset	$ 3,500,000
Operating lease liability	$ 3,500,000
5 Communities [Member]
Property, Plant and Equipment [Line Items]
Number of sites acquired | Integer	853
Maximum [Member]
Property, Plant and Equipment [Line Items]
Ownership percentage	100.00%
Maximum [Member] | Sites and Buildings [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	27 years 6 months
Maximum [Member] | Improvements of Investment Property and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	27 years 6 months
Minimum [Member] | Sites and Buildings [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	15 years
Minimum [Member] | Improvements of Investment Property and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	3 years