FAIR VALUE MEASUREMENTS (Schedule of Fair Value of Financial Instruments) (Details) - Convertible Debt - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Carrying Amount	$ 90,730	$ 90,338
Convertible Senior Notes Due 2026
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Interest rate (as a percentage)	0.00%	0.00%
Carrying Amount	$ 3,944	$ 3,944
Fair Value	$ 3,615	$ 3,593
Convertible Senior Notes Due 2030
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Interest rate (as a percentage)	5.875%	5.875%
Carrying Amount	$ 86,786	$ 86,394
Fair Value	$ 103,542	$ 117,982

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

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+ Details

- Definition

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

+ References

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