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DEBT OBLIGATIONS - Principal repayments (Details) - Mortgages payable - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Amortization payments
Amortization payments, three months ended December 31, 2023	$ 3,150
Amortization payments, 2024	11,732
Amortization payments, 2025	10,449
Amortization payments, 2026	10,348
Amortization payments, 2027	9,241
Amortization payments, Thereafter	41,844
Amortization payments, Total	86,764
Principal due at maturity
Principal due at maturity, three months ended December 31, 2023	6,238
Principal due at maturity, 2024	50,695
Principal due at maturity, 2025	32,063
Principal due at maturity, 2026	19,179
Principal due at maturity, 2027	38,524
Principal due at maturity, Thereafter	187,423
Principal due at maturity, Total	334,122
Total
Total, three months ended December 31, 2023	9,388
Total, 2024	62,427
Total, 2025	42,512
Total, 2026	29,527
Total, 2027	47,765
Total, Thereafter	229,267
Total	$ 420,886	$ 409,175

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