REAL ESTATE PROPERTIES - Development and Value-Add Disclosures (Details) $ in Thousands		12 Months Ended
		Dec. 31, 2024 USD ($) ft²	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Real Estate [Line Items]
Interest costs capitalized on development properties		$ 19,823	$ 16,235	$ 12,393
Internal Development Costs Capitalized During Period		8,181	10,472	9,985
Development costs incurred, for the period		245,033	$ 388,213	$ 494,073
Improvement costs on development and value-add properties		227,487
Costs to develop land		13,762
Costs subsequent to transfer, development transfers during the period		$ 3,784
Lease Up [Member]
Real Estate [Line Items]
Actual or estimated building size | ft²		1,721,000
Cumulative Development Costs		$ 223,889
Projected total costs		$ 239,400
Under construction [Member]
Real Estate [Line Items]
Actual or estimated building size | ft²		2,422,000
Cumulative Development Costs		$ 200,179
Projected total costs		$ 369,300
Lease-Up and Under Construction [Member]
Real Estate [Line Items]
Actual or estimated building size | ft²		4,143,000
Cumulative Development Costs		$ 424,068
Projected total costs		$ 608,700
Prospective Development (primarily land) [Member]
Real Estate [Line Items]
Actual or estimated building size | ft²		9,919,000
Cumulative Development Costs		$ 250,404
Lease Up, Construction, And Prospective Development [Member]
Real Estate [Line Items]
Actual or estimated building size | ft²		14,062,000
Cumulative Development Costs		$ 674,472
Development completed and transferred to Real estate properties [Member]
Real Estate [Line Items]
Actual or estimated building size | ft²		1,519,000
Cumulative Development Costs	[1]	$ 199,971

[1] Represents cumulative costs at the date of transfer.