REDEEMABLE PREFERRED STOCK - Redeemable Preferred Stock Issued and Outstanding (Details) - USD ($) $ / shares in Units, $ in Thousands	Mar. 31, 2026	Dec. 31, 2025	Mar. 31, 2025	Dec. 31, 2024
Class of Stock [Line Items]
Shares Issued (in shares)	490,000	794,893
Shares Outstanding (in shares)	490,000	794,893
Total	$ 454,350	$ 758,027
Aggregate Liquidation Preference	$ 706,493	$ 1,027,583
Redeemable Preferred Stock
Class of Stock [Line Items]
Shares Issued (in shares)	490,000	794,893
Shares Outstanding (in shares)	490,000	794,893	510,000	510,000
Carrying Value	$ 469,031	$ 772,841
Issuance costs	(14,681)	(14,814)
Total	454,350	758,027	$ 474,920	$ 474,920
Aggregate Liquidation Preference	$ 706,493	$ 1,027,583
Series I
Class of Stock [Line Items]
Shares Issued (in shares)	10,000	10,000
Shares Outstanding (in shares)	10,000	10,000
Original Issuance Price per Share (in dollars per share)	$ 1,000	$ 1,000
Carrying Value	$ 10,000	$ 10,000
Aggregate Liquidation Preference	$ 15,550	$ 15,134
Series K
Class of Stock [Line Items]
Shares Issued (in shares)	365,000	365,000
Shares Outstanding (in shares)	365,000	365,000
Original Issuance Price per Share (in dollars per share)	$ 1,000	$ 1,000
Carrying Value	$ 365,000	$ 365,000
Aggregate Liquidation Preference	$ 575,943	$ 562,067
Series L
Class of Stock [Line Items]
Shares Issued (in shares)	115,000	115,000
Shares Outstanding (in shares)	115,000	115,000
Original Issuance Price per Share (in dollars per share)	$ 1,000	$ 1,000
Carrying Value	$ 94,031	$ 94,031
Aggregate Liquidation Preference	115,000	$ 115,000
Series N
Class of Stock [Line Items]
Shares Issued (in shares)		50,000
Shares Outstanding (in shares)		50,000
Original Issuance Price per Share (in dollars per share)		$ 1,000
Carrying Value		$ 49,812
Total	49,800
Aggregate Liquidation Preference	55,000	$ 55,000
Series O
Class of Stock [Line Items]
Shares Issued (in shares)		254,893
Shares Outstanding (in shares)		254,893
Original Issuance Price per Share (in dollars per share)		$ 1,000
Carrying Value		$ 253,998
Total	253,900
Aggregate Liquidation Preference	280,400	$ 280,382
Series M redeemable preferred stock
Class of Stock [Line Items]
Aggregate Liquidation Preference	$ 31,100