FAIR VALUE MEASUREMENTS - Schedule of Estimated Fair Values of Financial Instruments (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Short-term investments	$ 489,752	$ 304,908
Long-term investments	264,634	261,458
Carrying Value
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Cash equivalents	12,499	235,593
Short-term investments	489,752	304,908
Long-term investments	264,634	261,458
Money market fund \| Carrying Value
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Cash equivalents	12,499	152,951
Corporate Bonds \| Carrying Value
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Cash equivalents		36,021
Short-term investments	310,703	163,331
Long-term investments	223,267	208,419
Government Treasury Bills \| Carrying Value
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Short-term investments	55,995	88,154
Long-term investments	26,048	43,468
Commercial Paper and Certificates of Deposit [Member] \| Carrying Value
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Cash equivalents		45,430
Short-term investments	97,844	35,717
Foreign Issuer Debt Securities \| Carrying Value
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Cash equivalents		1,191
Short-term investments	25,210	17,706
Long-term investments	15,319	9,571
Level 1 \| Fair Value
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Cash equivalents	12,499	152,951
Short-term investments	55,841	88,206
Long-term investments	25,835	43,540
Level 1 \| Money market fund \| Fair Value
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Cash equivalents	12,499	152,951
Level 1 \| Corporate Bonds \| Fair Value
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Cash equivalents		0
Short-term investments	0	0
Long-term investments	0	0
Level 1 \| Government Treasury Bills \| Fair Value
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Short-term investments	55,841	88,206
Long-term investments	25,835	43,540
Level 1 \| Commercial Paper and Certificates of Deposit [Member] \| Fair Value
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Cash equivalents		0
Short-term investments	0	0
Level 1 \| Foreign Issuer Debt Securities \| Carrying Value
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Short-term investments		0
Level 1 \| Foreign Issuer Debt Securities \| Fair Value
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Cash equivalents		0
Short-term investments	0
Long-term investments	0	0
Level 2 \| Fair Value
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Cash equivalents	0	82,645
Short-term investments	433,173	216,769
Long-term investments	238,045	218,055
Level 2 \| Money market fund \| Fair Value
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Cash equivalents	0	0
Level 2 \| Corporate Bonds \| Fair Value
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Cash equivalents		36,022
Short-term investments	310,243	163,335
Long-term investments	222,743	208,482
Level 2 \| Government Treasury Bills \| Fair Value
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Short-term investments	0	0
Long-term investments	0	0
Level 2 \| Commercial Paper and Certificates of Deposit [Member] \| Fair Value
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Cash equivalents		45,432
Short-term investments	97,751	35,726
Level 2 \| Foreign Issuer Debt Securities \| Fair Value
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Cash equivalents		1,191
Short-term investments	25,179	17,708
Long-term investments	$ 15,302	$ 9,573

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.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
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-Name Accounting Standards Codification
-Section 50
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 825
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-Section 50
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482907/825-10-50-11

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
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-URI https://asc.fasb.org/1943274/2147482907/825-10-50-10

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
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-Section 50
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-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2E

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The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle).

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480657/210-10-S50-4

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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