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
-Topic 280
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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

BUSINESS SEGMENT DATA - Description (Details)	9 Months Ended		12 Months Ended
BUSINESS SEGMENT DATA - Description (Details)	Sep. 30, 2023 loan segment	Sep. 30, 2022	Dec. 31, 2022
BUSINESS SEGMENT DATA
Number of operating segment \| segment	4
Number of commercial loan investment	3
Commercial Real Estate Portfolio Segment
BUSINESS SEGMENT DATA
Number of commercial loan investment	3
Number of preferred equity investments	1
Product concentration \| Identifiable Assets [Member] \| Income Properties
BUSINESS SEGMENT DATA
Percentage of total	89.00%		91.00%
Product concentration \| Base Rent Revenues \| Income Properties
BUSINESS SEGMENT DATA
Percentage of total	88.80%	82.30%