REAL ESTATE PROPERTY ACQUISITIONS AND ACQUIRED INTANGIBLES (Details)		3 Months Ended		9 Months Ended		12 Months Ended
		Sep. 30, 2024 USD ($) ft²	Sep. 30, 2023 USD ($)	Sep. 30, 2024 USD ($) ft²	Sep. 30, 2023 USD ($)	Dec. 31, 2023 USD ($) ft²
Asset Acquisition [Line Items]
Amortization expense for lease intangibles		$ 2,009,000	$ 1,895,000	$ 5,828,000	$ 6,031,000
Amortization of above and below market leases		612,000	$ 560,000	1,765,000	$ 1,855,000
Land		876,198,000		876,198,000		$ 814,364,000
Building and building improvements		3,562,908,000		3,562,908,000		3,336,615,000
Tenant and other improvements		727,945,000		727,945,000		684,573,000
In-place lease intangibles		43,286,000		43,286,000		39,600,000
Above market lease intangibles		582,000		582,000		482,000
Below market lease intangibles		12,953,000		12,953,000		11,451,000
2024 Acquisitions
Asset Acquisition [Line Items]
Land		34,778,000		34,778,000
Building and building improvements		96,218,000		96,218,000
Tenant and other improvements		6,371,000		6,371,000
Total real estate properties acquired		137,367,000		137,367,000
In-place lease intangibles	[1]	8,659,000		8,659,000
Above market lease intangibles	[1]	121,000		121,000
Below market lease intangibles	[2]	(2,562,000)		(2,562,000)
Assets acquired, net of liabilities assumed		$ 143,585,000		$ 143,585,000
Weighted average remaining lease term of acquired properties		5 years 8 months 12 days		5 years 8 months 12 days
2024 Operating Property Acquisitions
Asset Acquisition [Line Items]
Size (square feet) | ft²	[3],[4]	684,000		684,000
Asset Acquisition, Consideration Transferred	[3],[4],[5]			$ 143,585,000
2024 Operating Property Acquisitions | Spanish Ridge Industrial Park
Asset Acquisition [Line Items]
Size (square feet) | ft²	[3],[4]	231,000		231,000
Date Acquired	[3],[4]			Jan. 23, 2024
Asset Acquisition, Consideration Transferred	[3],[4],[5]			$ 54,859,000
2024 Operating Property Acquisitions | 147 Exchange
Asset Acquisition [Line Items]
Size (square feet) | ft²	[3],[4]	274,000		274,000
Date Acquired	[3],[4]			May 03, 2024
Asset Acquisition, Consideration Transferred	[3],[4],[5]			$ 52,945,000
2024 Operating Property Acquisitions | Hays Commerce Center 3 & 4
Asset Acquisition [Line Items]
Size (square feet) | ft²	[3],[4]	179,000		179,000
Date Acquired	[3],[4]			Aug. 19, 2024
Asset Acquisition, Consideration Transferred	[3],[4],[5]			$ 35,781,000
2024 development land acquisitions
Asset Acquisition [Line Items]
Acres of real estate investment property | ft²		34.3		34.3
Payments to Acquire Land				$ 3,302,000
2023 Acquisitions
Asset Acquisition [Line Items]
Land						44,676,000
Building and building improvements						111,082,000
Tenant and other improvements						4,346,000
Total real estate properties acquired						160,104,000
In-place lease intangibles	[1]					7,242,000
Below market lease intangibles	[2]					(2,230,000)
Assets acquired, net of liabilities assumed						$ 165,116,000
Weighted average remaining lease term of acquired properties						8 years
2023 Operating Property Acquisitions
Asset Acquisition [Line Items]
Size (square feet) | ft²	[3],[4]					987,000
Asset Acquisition, Consideration Transferred	[3],[4],[5]					$ 165,116,000
2023 Operating Property Acquisitions | Craig Corporate Center
Asset Acquisition [Line Items]
Size (square feet) | ft²	[3],[4]					156,000
Date Acquired	[3],[4]					Apr. 18, 2023
Asset Acquisition, Consideration Transferred	[3],[4],[5]					$ 34,365,000
2023 Operating Property Acquisitions | Blue Diamond Business Park
Asset Acquisition [Line Items]
Size (square feet) | ft²	[3],[4]					254,000
Date Acquired	[3],[4]					Sep. 05, 2023
Asset Acquisition, Consideration Transferred	[3],[4],[5]					$ 52,973,000
2023 Operating Property Acquisitions | McKinney Logistics Center
Asset Acquisition [Line Items]
Size (square feet) | ft²	[3],[4]					193,000
Date Acquired	[3],[4]					Oct. 02, 2023
Asset Acquisition, Consideration Transferred	[3],[4],[5]					$ 25,739,000
2023 Operating Property Acquisitions | Park at Myatt
Asset Acquisition [Line Items]
Size (square feet) | ft²	[3],[4]					171,000
Date Acquired	[3],[4]					Nov. 03, 2023
Asset Acquisition, Consideration Transferred	[3],[4],[5]					$ 30,793,000
2023 Operating Property Acquisitions | Pelzer Point Commerce Center 1
Asset Acquisition [Line Items]
Size (square feet) | ft²	[3],[4]					213,000
Date Acquired	[3],[4]					Dec. 21, 2023
Asset Acquisition, Consideration Transferred	[3],[4],[5]					$ 21,246,000
2023 development land acquisitions
Asset Acquisition [Line Items]
Acres of real estate investment property | ft²						328.3
Payments to Acquire Land						$ 70,664,000

[1] In-place lease intangibles and above market lease intangibles are each included in Other assets on the Consolidated Balance Sheets. These costs are amortized over the remaining terms of the associated leases in place at the time of acquisition.

[2] Below market lease intangibles are included in Other liabilities on the Consolidated Balance Sheets. These costs are amortized over the remaining terms of the associated leases in place at the time of acquisition.

[3] Excludes acquired development land as discussed below.

[4] Operating properties are defined as stabilized real estate properties (land including buildings and improvements) in the Company’s operating portfolio; included in Real estate properties on the Consolidated Balance Sheets.

[5] Cost is calculated in accordance with FASB ASC 805, Business Combinations, and represents the sum of the purchase price, closing costs and capitalized acquisition costs.