FINANCIAL INSTRUMENTS - Cash Equivalents and Marketable Securities (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Included in cash and cash equivalents:
Amortized Cost	$ 48,722	$ 53,929
Gross Unrealized Gains	0	1
Gross Unrealized Losses	0	0
Fair Value	48,722	53,930
Restricted cash:
Amortized Cost	1,884	1,880
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Fair Value	1,884	1,880
Marketable securities:
Amortized Cost	270,373	321,417
Gross Unrealized Gains	34	285
Gross Unrealized Losses	(215)	(54)
Fair Value	270,192	321,648
Money market funds
Included in cash and cash equivalents:
Amortized Cost	43,727	48,950
Gross Unrealized Gains	0	1
Gross Unrealized Losses	0	0
Fair Value	43,727	48,951
Restricted cash:
Amortized Cost	1,610	1,606
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Fair Value	1,610	1,606
Commercial paper
Included in cash and cash equivalents:
Amortized Cost	4,995	4,979
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Fair Value	4,995	4,979
Marketable securities:
Fair Value	71,557	84,382
Certificate of deposit
Restricted cash:
Amortized Cost	274	274
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Fair Value	274	274
U.S. Treasury securities (due in less than one year)
Marketable securities:
Amortized Cost	14,980	22,910
Gross Unrealized Gains	5	41
Gross Unrealized Losses	0	0
Fair Value	14,985	22,951
Municipal securities (due in less than one year)
Marketable securities:
Amortized Cost	10,023	10,032
Gross Unrealized Gains	1	9
Gross Unrealized Losses	(2)	0
Fair Value	10,022	10,041
Municipal securities (due in one to two years)
Marketable securities:
Amortized Cost	2,024
Gross Unrealized Gains	0
Gross Unrealized Losses	(7)
Fair Value	2,017
Government-sponsored enterprise securities (due in less than one year)
Marketable securities:
Amortized Cost	2,960
Gross Unrealized Gains	0
Gross Unrealized Losses	(1)
Fair Value	2,959
Commercial paper (due in less than one year)
Marketable securities:
Amortized Cost	66,584	79,354
Gross Unrealized Gains	5	49
Gross Unrealized Losses	(28)	0
Fair Value	66,561	79,403
Corporate notes (due in less than one year)
Marketable securities:
Amortized Cost	149,086	167,805
Gross Unrealized Gains	23	175
Gross Unrealized Losses	(130)	(16)
Fair Value	148,979	167,964
Corporate notes (due in one to two years)
Marketable securities:
Amortized Cost	24,716	41,316
Gross Unrealized Gains	0	11
Gross Unrealized Losses	(47)	(38)
Fair Value	$ 24,669	$ 41,289

Represents the gross unrealized gains for cash and cash equivalents.

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Represents the gross unrealized losses for cash and cash equivalents.

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Restricted Cash And Cash Equivalents, Gross Unrealized Gains

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Restricted cash and cash equivalents gross unrealized losses.

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Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Amount of short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Amortized cost excluding accrued interest, after allowance for credit loss, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount of cash and cash equivalent restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate.

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The aggregate value of all restricted investments.

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