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SALES OF PROPERTIES AND PROPERTY HELD-FOR-SALE - Property Held-for-Sale (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2026
Mar. 31, 2026
Mar. 31, 2025
Jun. 30, 2026
Jan. 31, 2026
SALES OF PROPERTIES AND PROPERTY HELD-FOR-SALE          
Gain on sale of real estate, net   $ 3,876,000 $ 1,110,000    
Retail property in South Euclid, Ohio | Forecast          
SALES OF PROPERTIES AND PROPERTY HELD-FOR-SALE          
Gain on sale of real estate, net $ 118,000     $ 118,000  
Properties held-for-sale | Retail property in South Euclid, Ohio          
SALES OF PROPERTIES AND PROPERTY HELD-FOR-SALE          
Contracted sale price of property         $ 1,483,000
Net book value   $ 1,283,000