MORTGAGE AND OTHER INDEBTEDNESS - Schedule of Mortgages Payable (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2022	Dec. 31, 2021
Participating Mortgage Loans [Line Items]
Gross debt	$ 3,130,018	$ 3,092,225
Weighted Average Interest Rate	3.90%
Weighted Average Years to Maturity	4 years 4 months 24 days
Variable Rate Debt \| Minimum
Participating Mortgage Loans [Line Items]
Percentage bearing variable interest	1.55%
Variable Rate Debt \| Maximum
Participating Mortgage Loans [Line Items]
Percentage bearing variable interest	3.45%
Mortgages payable
Participating Mortgage Loans [Line Items]
Gross debt	$ 350,383	392,590
Interest Rate	4.43%
Mortgages payable \| Fixed Rate Debt
Participating Mortgage Loans [Line Items]
Gross debt	$ 321,490	$ 363,577
Weighted Average Interest Rate	4.09%	4.13%
Weighted Average Years to Maturity	1 year 7 months 6 days	1 year 8 months 12 days
Mortgages payable \| Fixed Rate Debt \| Minimum
Participating Mortgage Loans [Line Items]
Interest Rate	3.75%	3.75%
Mortgages payable \| Fixed Rate Debt \| Maximum
Participating Mortgage Loans [Line Items]
Interest Rate	5.73%	5.73%
Mortgages payable \| Variable Rate Debt
Participating Mortgage Loans [Line Items]
Gross debt	$ 28,893	$ 29,013
Weighted Average Interest Rate	2.05%	1.70%
Weighted Average Years to Maturity	1 year 3 months 18 days	1 month 6 days
Mortgages payable \| Variable Rate Debt \| LIBOR
Participating Mortgage Loans [Line Items]
Credit Spread	1.60%
Percentage bearing variable interest	0.45%	0.10%

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
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-Name Accounting Standards Codification
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-SubTopic 210
-Section S99
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-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1B
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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- Definition

Weighted average interest rate of debt outstanding.

+ References

No definition available.

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- Definition

The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a rate subject to change from time to time.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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