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THE COMPANY AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Revenue and Other [Line Items]
Noncurrent deferred revenue	$ 100		$ 100		$ 100
Revenue	589,793	$ 642,000	1,747,210	$ 1,900,683
Google Inc. | Revenue, Segment | Customer concentration risk
Revenue and Other [Line Items]
Revenue	$ 81,500	$ 116,600	$ 272,400	$ 374,500
Concentration risk (as a percent)	14.00%	18.00%	16.00%	20.00%
Google Inc. | Accounts Receivable | Customer concentration risk
Revenue and Other [Line Items]
Accounts receivable	$ 28,200		$ 28,200		$ 43,700
Services Agreement | Revenue, Segment | Customer concentration risk
Revenue and Other [Line Items]
Revenue	$ 51,400	$ 86,000	$ 182,000	$ 287,300
Concentration risk (as a percent)	9.00%	13.00%	10.00%	15.00%

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