INCOME TAXES - Schedule of Income Taxes Paid (Net of Refunds) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income Tax Paid, by Individual Jurisdiction [Line Items]
US Federal	$ 0.0	$ 0.0	$ 0.0
State and Local	2.8	5.7	3.3
Total income taxes paid, net of refunds	2.8	5.7	3.3
New York City
Income Tax Paid, by Individual Jurisdiction [Line Items]
State and Local	1.7	2.5	2.1
New York State
Income Tax Paid, by Individual Jurisdiction [Line Items]
State and Local	0.9	1.0	0.1
Massachusetts
Income Tax Paid, by Individual Jurisdiction [Line Items]
State and Local	0.3	1.4	0.8
Pennsylvania
Income Tax Paid, by Individual Jurisdiction [Line Items]
State and Local	0.3	0.2	0.0
New Jersey
Income Tax Paid, by Individual Jurisdiction [Line Items]
State and Local	0.0	0.2	0.3
Tennessee
Income Tax Paid, by Individual Jurisdiction [Line Items]
State and Local	0.0	0.3	0.0
Indiana
Income Tax Paid, by Individual Jurisdiction [Line Items]
State and Local	(0.7)	0.0	0.0
Other
Income Tax Paid, by Individual Jurisdiction [Line Items]
State and Local	$ 0.3	$ 0.1	$ 0.0