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BORROWINGS - Schedule of Borrowings Outstanding (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025	Sep. 08, 2025	Feb. 07, 2024	Nov. 23, 2021	Feb. 25, 2021	Nov. 04, 2020
Debt Instrument [Line Items]
(Less: Deferred financing fees)	$ (7,009)	$ (10,441)
Total Notes	1,110,195	1,203,321
Line of Credit
Debt Instrument [Line Items]
Long-term debt, gross	$ 334,732	226,786
February 21, 2019 \| Line of Credit
Debt Instrument [Line Items]
Effective interest rate	5.179%
Long-term debt, gross	$ 334,732	226,786
November 5, 2020 - Series C Notes \| Notes
Debt Instrument [Line Items]
Fixed interest rate	4.75%						4.75%
Long-term debt, gross	$ 112,500	112,500
February 25, 2021 Series D Notes \| Notes
Debt Instrument [Line Items]
Fixed interest rate	0.00%					3.41%
Long-term debt, gross	$ 0	80,000
February 25, 2021 Series E Notes \| Notes
Debt Instrument [Line Items]
Fixed interest rate	4.06%					4.06%
Long-term debt, gross	$ 70,000	70,000
November 23, 2021 - November 2026 Notes \| Notes
Debt Instrument [Line Items]
Fixed interest rate	3.30%				3.30%
Long-term debt, gross	$ 350,000	350,000
February 12, 2024 - February 2029 Notes \| Notes
Debt Instrument [Line Items]
Fixed interest rate	7.048%			7.00%
Long-term debt, gross	$ 293,441	303,334
September 15, 2025 - September 2028 Notes \| Notes
Debt Instrument [Line Items]
Fixed interest rate	5.959%		5.20%
Long-term debt, gross	$ 291,263	$ 297,928