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REAL ESTATE PROPERTIES - Development and Value-Add Disclosures (Details) | 12 Months Ended
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Dec. 31, 2023 USD ($) ft² | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($)
Real Estate [Line Items] |  |  |  |
Interest costs capitalized on development properties |  | $ 16,235,000 | $ 12,393,000 | $ 9,028,000
Internal Development Costs Capitalized During Period |  | 10,472,000 | 9,985,000 | 7,713,000
Development costs incurred, for the period |  | 388,213,000 | $ 494,073,000 | $ 418,855,000
Improvement costs on development and value-add properties |  | 301,596,000 |  |
Costs to develop land |  | 70,664,000 |  |
Costs subsequent to transfer, development transfers during the period |  | $ 15,953,000 |  |
Lease Up [Member] |  |  |  |
Real Estate [Line Items] |  |  |  |
Actual or estimated building size | ft² |  | 1,352,000 |  |
Cumulative Development Costs |  | $ 162,356,000 |  |
Projected total costs |  | $ 180,600,000 |  |
Under construction [Member] |  |  |  |
Real Estate [Line Items] |  |  |  |
Actual or estimated building size | ft² |  | 2,725,000 |  |
Cumulative Development Costs |  | $ 212,568,000 |  |
Projected total costs |  | $ 395,100,000 |  |
Lease-Up and Under Construction [Member] |  |  |  |
Real Estate [Line Items] |  |  |  |
Actual or estimated building size | ft² |  | 4,077,000 |  |
Cumulative Development Costs |  | $ 374,924,000 |  |
Projected total costs |  | $ 575,700,000 |  |
Prospective Development (primarily land) [Member] |  |  |  |
Real Estate [Line Items] |  |  |  |
Actual or estimated building size | ft² |  | 10,792,000 |  |
Cumulative Development Costs |  | $ 264,723,000 |  |
Lease Up, Construction, And Prospective Development [Member] |  |  |  |
Real Estate [Line Items] |  |  |  |
Actual or estimated building size | ft² |  | 14,869,000 |  |
Cumulative Development Costs |  | $ 639,647,000 |  |
Development completed and transferred to Real estate properties [Member] |  |  |  |
Real Estate [Line Items] |  |  |  |
Actual or estimated building size | ft² |  | 2,341,000 |  |
Cumulative Development Costs | [1] | $ 271,568,000 |  |
[1] | Represents cumulative costs at the date of transfer.

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- Definition Cumulative development costs incurred through the end of the period. + References No definition available. + Details
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- Definition Payments to develop real estate assets is the process of adding improvements on or to a parcel of land. Such improvements may include drainage, utilities, subdividing, access, buildings, and any combination of these elements; and are generally classified as cash flow from investing activities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 13 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-13 + Details
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- Definition The amount of interest capitalized to an operative builder's inventory during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483013/835-20-50-1 + Details
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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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 976 -SubTopic 310 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482856/976-310-50-1 + Details
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