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BORROWING - Schedule of Borrowings (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2025	Jun. 30, 2025	Dec. 31, 2024
Adjustments to principal value
Unamortized discount and debt issuance costs	$ (1,225)		$ (1,136)
Accreted value of final fee	3,363		1,989
Total long-term debt	202,138		150,853
Less: Current portion of long-term debt	0		0
Long-term debt	202,138		150,853
Loan Agreement
Debt Instrument [Line Items]
Total principal	200,000		150,000
Loan Agreement \| Term A Loan
Debt Instrument [Line Items]
Total principal	$ 27,500		27,500
Adjustments to principal value
Interest rate (as percent)	7.95%
Loan Agreement \| Term A Loan \| Secured Overnight Financing Rate (SOFR)
Adjustments to principal value
Floating per annum rate (as percent)	0.022%
Loan Agreement \| Term A Loan \| Floor Rate
Adjustments to principal value
Floating per annum rate (as percent)	1.00%
Loan Agreement \| Term B Loan
Debt Instrument [Line Items]
Total principal	$ 22,500		22,500
Adjustments to principal value
Interest rate (as percent)	7.95%
Loan Agreement \| Term B Loan \| Secured Overnight Financing Rate (SOFR)
Adjustments to principal value
Floating per annum rate (as percent)	0.022%
Loan Agreement \| Term B Loan \| Floor Rate
Adjustments to principal value
Floating per annum rate (as percent)	1.00%
Loan Agreement \| Term C Loan
Debt Instrument [Line Items]
Total principal	$ 50,000		50,000
Adjustments to principal value
Interest rate (as percent)	4.25%
Loan Agreement \| Term C Loan \| Secured Overnight Financing Rate (SOFR)
Adjustments to principal value
Floating per annum rate (as percent)	0.022%
Loan Agreement \| Term C Loan \| Floor Rate
Adjustments to principal value
Floating per annum rate (as percent)	4.70%
Loan Agreement \| Term D Loan
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Total principal	$ 50,000		50,000
Adjustments to principal value
Interest rate (as percent)	4.00%
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Adjustments to principal value
Floating per annum rate (as percent)	0.022%
Loan Agreement \| Term D Loan \| Floor Rate
Adjustments to principal value
Floating per annum rate (as percent)	4.70%
Loan Agreement \| Term E Loan
Debt Instrument [Line Items]
Total principal	$ 50,000	$ 50,000	$ 0
Adjustments to principal value
Interest rate (as percent)	4.00%
Loan Agreement \| Term E Loan \| Secured Overnight Financing Rate (SOFR)
Adjustments to principal value
Floating per annum rate (as percent)	0.022%
Loan Agreement \| Term E Loan \| Floor Rate
Adjustments to principal value
Floating per annum rate (as percent)	4.70%