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DEBT AND FINANCING ARRANGEMENTS - Interest Expense Recognition (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Accretion of debt discount and non-cash interest expense	$ 1,500	$ 1,600	$ 1,600
2024 Convertible Senior Notes
Debt Instrument [Line Items]
Interest Expense, Debt, Excluding Amortization	7,331	5,478
Accretion of debt discount and non-cash interest expense	1,122	838
Interest Expense, Debt	$ 8,453	$ 6,316
Debt instrument, interest rate	4.90%	4.90%
2020 Convertible Senior Notes
Debt Instrument [Line Items]
Interest Expense, Debt, Excluding Amortization	$ 326	$ 921
Accretion of debt discount and non-cash interest expense	207	585
Interest Expense, Debt	$ 533	$ 1,506
Debt instrument, interest rate	1.64%	1.64%

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- Definition

Amount of amortization expense attributable to debt issuance costs.

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