FAIR VALUE MEASUREMENTS - Schedule of Fair Value (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Fair value measurements
Equity securities	$ 2,331	$ 3,841
Non-marketable securities	1,057	7,650
Contingent consideration	277,921	288,657
Contingent consideration	(19,000)
Fair Value, Recurring
Fair value measurements
Restricted cash (1)	5,837	4,297
Equity securities	2,331	3,841
Non-marketable securities	1,057	7,650
Contingent consideration		288,657
Contingent consideration	(277,921)
Total	675,755	500,934
Fair Value, Recurring \| Corporate bonds
Fair value measurements
Estimated Fair Value	203,288	55,828
Fair Value, Recurring \| Commercial paper
Fair value measurements
Estimated Fair Value	4,943	20,984
Fair Value, Recurring \| U.S. government agency securities
Fair value measurements
Estimated Fair Value	118,626	56,716
Fair Value, Recurring \| Asset backed securities
Fair value measurements
Estimated Fair Value	87,414	34,897
Fair Value, Recurring \| Cash and money market
Fair value measurements
Cash and cash equivalents, fair value	519,836	530,100
Fair Value, Recurring \| U.S. government agency securities
Fair value measurements
Cash and cash equivalents, fair value	10,344	3,035
Fair Value, Recurring \| Commercial paper
Fair value measurements
Cash and cash equivalents, fair value		72,243
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Fair Value, Recurring
Fair value measurements
Restricted cash (1)	5,837	4,297
Equity securities	2,331	3,841
Non-marketable securities	0	0
Contingent consideration		0
Contingent consideration	0
Total	528,004	538,238
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Fair Value, Recurring \| Corporate bonds
Fair value measurements
Estimated Fair Value	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Fair Value, Recurring \| Commercial paper
Fair value measurements
Estimated Fair Value	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Fair Value, Recurring \| U.S. government agency securities
Fair value measurements
Estimated Fair Value	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Fair Value, Recurring \| Asset backed securities
Fair value measurements
Estimated Fair Value	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Fair Value, Recurring \| Cash and money market
Fair value measurements
Cash and cash equivalents, fair value	519,836	530,100
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Fair Value, Recurring \| U.S. government agency securities
Fair value measurements
Cash and cash equivalents, fair value	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Fair Value, Recurring \| Commercial paper
Fair value measurements
Cash and cash equivalents, fair value		0
Significant Other Observable Inputs (Level 2) \| Fair Value, Recurring
Fair value measurements
Restricted cash (1)	0	0
Equity securities	0	0
Non-marketable securities	0	0
Contingent consideration		0
Contingent consideration	0
Total	424,615	243,703
Significant Other Observable Inputs (Level 2) \| Fair Value, Recurring \| Corporate bonds
Fair value measurements
Estimated Fair Value	203,288	55,828
Significant Other Observable Inputs (Level 2) \| Fair Value, Recurring \| Commercial paper
Fair value measurements
Estimated Fair Value	4,943	20,984
Significant Other Observable Inputs (Level 2) \| Fair Value, Recurring \| U.S. government agency securities
Fair value measurements
Estimated Fair Value	118,626	56,716
Significant Other Observable Inputs (Level 2) \| Fair Value, Recurring \| Asset backed securities
Fair value measurements
Estimated Fair Value	87,414	34,897
Significant Other Observable Inputs (Level 2) \| Fair Value, Recurring \| Cash and money market
Fair value measurements
Cash and cash equivalents, fair value	0	0
Significant Other Observable Inputs (Level 2) \| Fair Value, Recurring \| U.S. government agency securities
Fair value measurements
Cash and cash equivalents, fair value	10,344	3,035
Significant Other Observable Inputs (Level 2) \| Fair Value, Recurring \| Commercial paper
Fair value measurements
Cash and cash equivalents, fair value		72,243
Significant Unobservable Inputs (Level 3) \| Fair Value, Recurring
Fair value measurements
Restricted cash (1)	0	0
Equity securities	0	0
Non-marketable securities	1,057	7,650
Contingent consideration		288,657
Contingent consideration	(277,921)
Total	(276,864)	(281,007)
Significant Unobservable Inputs (Level 3) \| Fair Value, Recurring \| Corporate bonds
Fair value measurements
Estimated Fair Value	0	0
Significant Unobservable Inputs (Level 3) \| Fair Value, Recurring \| Commercial paper
Fair value measurements
Estimated Fair Value	0	0
Significant Unobservable Inputs (Level 3) \| Fair Value, Recurring \| U.S. government agency securities
Fair value measurements
Estimated Fair Value	0	0
Significant Unobservable Inputs (Level 3) \| Fair Value, Recurring \| Asset backed securities
Fair value measurements
Estimated Fair Value	0	0
Significant Unobservable Inputs (Level 3) \| Fair Value, Recurring \| Cash and money market
Fair value measurements
Cash and cash equivalents, fair value	0	0
Significant Unobservable Inputs (Level 3) \| Fair Value, Recurring \| U.S. government agency securities
Fair value measurements
Cash and cash equivalents, fair value	$ 0	0
Significant Unobservable Inputs (Level 3) \| Fair Value, Recurring \| Commercial paper
Fair value measurements
Cash and cash equivalents, fair value		$ 0

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Amount 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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