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SALE OF PROPERTIES (Details) - USD ($) $ in Thousands								3 Months Ended	9 Months Ended
	Aug. 08, 2022	Jul. 01, 2022	Jun. 17, 2022	May 02, 2022	Mar. 22, 2022	Jul. 01, 2021	Jun. 17, 2021	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
SALES OF PROPERTIES
Prepayment costs on debt								$ 38		$ 837
Vacant retail property, Philadelphia, Pennsylvania
SALES OF PROPERTIES
Ownership interest (percentage)		90.00%
Non-controlling interest's share of the gain		$ 130
Properties disposed of by sale
SALES OF PROPERTIES
Gross Sales Price									$ 31,600	48,810
Gain on sale of real estate, net									$ 16,762	$ 22,768
Properties disposed of by sale | Four restaurant properties located in Pennsylvania
SALES OF PROPERTIES
Write-off of unbilled rent receivable, as a reduction to Gain on sale of real estate, net					$ 512
Properties disposed of by sale | Wendy's restaurant property, Palmyra, Pennsylvania
SALES OF PROPERTIES
Gross Sales Price					2,555
Gain on sale of real estate, net					1,200
Properties disposed of by sale | Wendy's restaurant property 1, Reading, Pennsylvania
SALES OF PROPERTIES
Gross Sales Price					2,525
Gain on sale of real estate, net					1,184
Properties disposed of by sale | Wendy's Restaurant Property 2, Reading, Pennsylvania
SALES OF PROPERTIES
Gross Sales Price					2,485
Gain on sale of real estate, net					1,175
Properties disposed of by sale | Wendy's Restaurant Property, Trexlertown, Pennsylvania
SALES OF PROPERTIES
Gross Sales Price					2,435
Gain on sale of real estate, net					$ 1,090
Properties disposed of by sale | Orlando Baking industrial property, Columbus, Ohio
SALES OF PROPERTIES
Gross Sales Price				$ 8,500
Gain on sale of real estate, net				$ 6,925
Properties disposed of by sale | Haverty's retail property, Fayetteville, Georgia
SALES OF PROPERTIES
Gross Sales Price			$ 4,800
Gain on sale of real estate, net			1,125
Mortgage Prepaid on Sale			1,563
Write-off of unbilled rent receivable, as a reduction to Gain on sale of real estate, net			7
Write-off of unamortized lease assets, as a reduction to Gain on sale of real estate, net			1
Write-off of unamortized lease liabilities, as a reduction to Gain on sale of real estate, net			$ 5
Properties disposed of by sale | Vacant Retail Property, Columbus, Ohio
SALES OF PROPERTIES
Gross Sales Price	$ 8,300
Gain on sale of real estate, net	$ 4,063
Properties disposed of by sale | Whole Foods retail property & parking lot, West Hartford, Connecticut
SALES OF PROPERTIES
Gross Sales Price							$ 40,510
Gain on sale of real estate, net							21,469
Mortgage Prepaid on Sale							15,403
Prepayment costs on debt							799
Write-off of unbilled rent receivable, as a reduction to Gain on sale of real estate, net							1,148
Write-off of unamortized lease assets, as a reduction to Gain on sale of real estate, net							$ 967
Properties disposed of by sale | Vacant retail property, Philadelphia, Pennsylvania
SALES OF PROPERTIES
Gross Sales Price						$ 8,300
Gain on sale of real estate, net						1,299
Mortgage Prepaid on Sale						3,574
Prepayment costs on debt						$ 26

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