UNSECURED BANK CREDIT FACILITIES (Details)	12 Months Ended
	Dec. 31, 2024 USD ($) basisPoints Integer	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Line of Credit Facility [Line Items]
Unsecured bank credit facilities - variable rate, carrying amount	$ (3,595,000)	$ (1,520,000)
Unamortized debt issuance costs	$ (3,595,000)	$ (1,520,000)
Weighted average interest rates (in hundredths)	6.25%	5.68%	2.32%
Unsecured bank credit facilities - carrying amount	$ 0	$ 0
Amortization of facility fees	1,012,000	1,005,000	$ 713,000
Amortization of Debt Issuance Costs	1,914,000	1,943,000	1,357,000
Average bank borrowings	$ 1,776,000	49,384,000	182,478,000
Sustainability pricing component, description	The $625,000,000 facility also includes a sustainability-linked pricing component, pursuant to which the applicable interest rate margin is adjusted if the Company meets a certain sustainability performance target. This sustainability metric is evaluated annually and was achieved for the years ended December 31, 2024, 2023, and 2022, which allowed for the interest rate reduction in each of the years subsequent to achieving the metric. The margin was effectively reduced on this unsecured bank credit facility for the years ended December 31, 2024 and 2023, by one basis point, from 77.5 to 76.5 basis points.
Working Cash Line of Credit
Line of Credit Facility [Line Items]
Unsecured bank credit facilities - variable rate, carrying amount	$ 0
Line of Credit Facility, Maximum Borrowing Capacity	$ 50,000,000
Line of Credit Facility, Expiration Date	Jul. 31, 2028
Credit facility, extension option	two six-month extensions
Line of Credit Facility, Interest Rate at Period End	5.335%
Debt Instrument, Covenant Description	Although the Company’s current credit rating is Baa2, given the strength of the Company’s key credit metrics, initial pricing for the credit facilities is based on the BBB+/Baa1 credit ratings level. This favorable pricing level will be retained provided that the Company’s consolidated leverage ratio, as defined in the applicable agreements, remains less than 32.5%
Amortization of Debt Issuance Costs	$ 1,036,000	$ 1,003,000	$ 650,000
Debt Instrument, Covenant Compliance	The Company’s unsecured bank credit facilities have certain restrictive covenants, such as maintaining minimum debt service coverage and leverage ratios and maintaining insurance coverage, and the Company was in compliance with all of its financial debt covenants at December 31, 2024 and 2023.
Basis spread | basisPoints	77.5
Line of credit, facility fee (in basis points) | basisPoints	15
Revolving Credit Facility
Line of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 625,000,000
Banks included in the unsecured revolving credit facility group | Integer	10
Credit facility, extension option	two six-month extensions
Line of Credit Facility, Interest Rate at Period End	5.222%
Letters of Credit Outstanding, Amount	$ 2,655,000
Debt Instrument, Maturity Date	Jul. 31, 2028
Line of credit facility, accordion	$ 625,000,000
Basis spread | basisPoints	76.5
Line of credit, facility fee (in basis points) | basisPoints	15