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DERIVATIVES AND HEDGING (Narrative) (Details) $ in Thousands, £ in Millions					1 Months Ended				3 Months Ended			6 Months Ended	9 Months Ended
	Sep. 30, 2025 USD ($) contract	Jun. 20, 2025 USD ($)	May 30, 2023 USD ($) contract	Mar. 27, 2020 USD ($) contract	Apr. 30, 2025 USD ($)	May 31, 2023 USD ($)	Mar. 31, 2021 USD ($)	Oct. 31, 2020 USD ($)	Sep. 30, 2025 USD ($) contract	Jun. 30, 2025 USD ($) contract	Sep. 30, 2024 USD ($)	Mar. 31, 2021 USD ($)	Sep. 30, 2025 USD ($) contract	Sep. 30, 2024 USD ($)	Sep. 30, 2025 GBP (£) contract	Apr. 30, 2025 GBP (£)	Dec. 31, 2024 USD ($)
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Unrealized gain (loss)									$ (2,155)		$ (13,464)		$ (9,476)	$ (6,310)
Payments for (proceeds from) derivative instruments													(4,675)	$ (8,429)
Real Estate Assets Acquired													637,900
Derivative gain, not designated as hedging instrument					$ 5,200
Other assets	$ 250,551								250,551				250,551				$ 189,476
Accrued expenses and other liabilities	$ (357,390)								$ (357,390)				$ (357,390)				(328,193)
United Kingdom and Bailiwick of Jersey
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Real Estate Assets Acquired					$ 344,200					$ 344,200
Minimum [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Basis spread on variable rate	0.80%
Omega OP Term Loan Facility | Unsecured Debt [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Term loans - net																	$ 50,000
Maturity													2025
3.38% notes due 2031
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Interest rate	3.38%								3.38%				3.38%		3.38%		3.38%
3.38% notes due 2031 | Senior Notes [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Debt instrument, face amount								$ 700,000
Maturity													2031
Long-term Debt, Gross	$ 700,000								$ 700,000				$ 700,000				$ 700,000
Interest rate	3.38%							3.375%	3.38%				3.38%		3.38%
3.25% notes due 2033
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Interest rate	3.25%								3.25%				3.25%		3.25%		3.25%
3.25% notes due 2033 | Senior Notes [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Debt instrument, face amount							$ 700,000					$ 700,000
Maturity													2033
Long-term Debt, Gross	$ 700,000								$ 700,000				$ 700,000				$ 700,000
Interest rate	3.25%						3.25%		3.25%			3.25%	3.25%		3.25%
5.20% notes due 2030
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Interest rate	5.20%								5.20%				5.20%		5.20%
5.20% notes due 2030 | Senior Notes [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Maturity date		Jul. 01, 2030
Debt instrument, face amount		$ 600,000
Maturity													2030
Long-term Debt, Gross	$ 600,000								$ 600,000				$ 600,000
Interest rate	5.20%	5.20%							5.20%				5.20%		5.20%
Interest Rate Swap
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Notional Amount Terminated										$ 50,000
Derivative, Number of Instruments Terminated | contract										1
Payments for (proceeds from) derivative instruments										$ 500
Interest Rate Swap | Cash Flow Hedging [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, notional amount	$ 428,500								$ 428,500				$ 428,500
Number of Instruments Held, derivative | contract	11								11				11		11
Interest Rate Swap | Cash Flow Hedging [Member] | Forward Starting Swaps [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, notional amount				$ 400,000
Derivative, effective date				Aug. 01, 2023
Derivative, inception Date				Mar. 27, 2020
Derivative, maturity Date				Aug. 01, 2033
Derivative forecasted issuance period on long term debt				5 years
Derivative, fixed interest rate				0.8675%
Derivative, maximum period				46 months
Number of Instruments Held, derivative | contract				5
Derivative, Number of Instruments Terminated | contract			5
Unrealized gain (loss)							$ 31,700	$ 9,500				$ 41,200
Proceeds from hedge, financing activities						$ 92,600
Gains expected to be recognized next qualifying debt issuance			$ 51,400									$ 51,400
Interest Rate Cap [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, notional amount | £															£ 190.0
Number of Instruments Held, derivative | contract	4								4				4		4
Foreign Exchange Forward [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, notional amount | £															£ 108.0	£ 90.0
Derivative, forward exchange rate																1.2733
Number of foreign currency forwards entered into | contract									6
Foreign Exchange Forward [Member] | Minimum [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, maturity Date									Oct. 02, 2025
Foreign Exchange Forward [Member] | Maximum [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, maturity Date									Jan. 05, 2027
Foreign Exchange Forward [Member] | Weighted Average [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, forward exchange rate	1.36								1.36				1.36		1.36
Foreign Exchange Forward [Member] | Net Investment Hedging [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, notional amount | £															£ 258.0
Derivative, forward exchange rate	1.2899								1.2899				1.2899		1.2899
Number of foreign currency derivatives held | contract	11								11				11		11

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