OTHER INTANGIBLE ASSETS AND LIABILITIES - Intangible Assets and Liabilities and Related Accumulated Amortization and Accretion (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2023	Dec. 31, 2022
Intangible assets:
Total intangible assets, net	$ 4,043	$ 4,461
Intangible lease liabilities:
Acquired below-market leases, net of accumulated amortization	5	$ 22
Acquired finite lived intangible lease assets average useful life		1 year
Acquired below-market leases, net of accumulated amortization of $5 and $22, respectively, with an average useful life of 1 year as of December 31, 2022.	0	$ 20
Acquired below-market leases
Intangible lease liabilities:
Acquired below-market leases, net of accumulated amortization of $5 and $22, respectively, with an average useful life of 1 year as of December 31, 2022.	0	20
Acquired in-place leases
Intangible assets:
Intangible lease assets, net of accumulated amortization	$ 4,727	$ 7,795
Acquired finite lived intangible lease assets average useful life	6 years	8 years
Total intangible assets, net	$ 1,078	$ 1,488
Acquired above-market leases
Intangible assets:
Intangible lease assets, net of accumulated amortization	$ 29	$ 39
Acquired finite lived intangible lease assets average useful life	7 years	6 years
Total intangible assets, net	$ 8	$ 16
Trade name and license
Intangible assets:
Total intangible assets, net	$ 2,957	$ 2,957