DEBT, NET OF DEFERRED FINANCING COSTS - Notes Payable (Details) - Unsecured Debt - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Outstanding Balance	$ 675,000	$ 575,000
Senior fixed note due June 2024
Debt Instrument [Line Items]
Interest Rate	4.68%
Outstanding Balance	$ 50,000	50,000
Senior fixed notes due December 2026
Debt Instrument [Line Items]
Interest Rate	4.63%
Outstanding Balance	$ 50,000	50,000
Senior fixed note due June 2027
Debt Instrument [Line Items]
Interest Rate	4.93%
Outstanding Balance	$ 75,000	75,000
Senior fixed notes due December 2028
Debt Instrument [Line Items]
Interest Rate	4.76%
Outstanding Balance	$ 50,000	50,000
Senior fixed note due April 2029
Debt Instrument [Line Items]
Interest Rate	2.74%
Outstanding Balance	$ 50,000	50,000
Senior fixed notes due June 2029
Debt Instrument [Line Items]
Interest Rate	3.15%
Outstanding Balance	$ 50,000	50,000
Senior fixed notes due April 2030
Debt Instrument [Line Items]
Interest Rate	3.20%
Outstanding Balance	$ 75,000	75,000
Senior fixed note due March 2031
Debt Instrument [Line Items]
Interest Rate	3.09%
Outstanding Balance	$ 50,000	50,000
Senior fixed note due April 2031
Debt Instrument [Line Items]
Interest Rate	2.99%
Outstanding Balance	$ 50,000	50,000
Senior fixed note due March 2032
Debt Instrument [Line Items]
Interest Rate	3.11%
Outstanding Balance	$ 75,000	75,000
Senior fixed note due July 2033
Debt Instrument [Line Items]
Interest Rate	6.44%
Outstanding Balance	$ 100,000	0
The Notes
Debt Instrument [Line Items]
Outstanding Balance	$ 675,000	$ 575,000