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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-Name Accounting Standards Codification
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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

BUSINESS SEGMENT DATA - Description (Details)	3 Months Ended		12 Months Ended
BUSINESS SEGMENT DATA - Description (Details)	Mar. 31, 2022 property segment loan	Mar. 31, 2021	Dec. 31, 2021
Business segment data
Number of operating segment \| segment	4
Number of commercial loan investment	3
Commercial Real Estate Portfolio Segment [Member]
Business segment data
Number of commercial loan investment	3
Number of commercial properties \| property	1
Product concentration \| Identifiable Assets [Member] \| Income Properties
Business segment data
Percentage of total	87.10%		86.00%
Product concentration \| Base Rent Revenues \| Income Properties
Business segment data
Percentage of total	88.10%	77.80%