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SEGMENT INFORMATION, GEOGRAPHIC INFORMATION AND CUSTOMER CONCENTRATION - Schedule of Financial Information by Reportable Segments (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Segment Reporting Information [Line Items] |  |  |
Revenue | $ 360,523 | $ 488,200 | $ 388,482
Cost of revenue | 185,778 | 248,093 | 210,361
Research and development expense | 76,329 | 72,574 | 69,708
Selling, general and administrative | 81,384 | 79,169 | 78,274
Income (loss) from operations | 14,080 | 74,734 | 30,029
Stock-based compensation | (21,641) | (19,325) | (16,419)
Restructuring and related charges | (1,315) | (2,741) | (123)
Asset impairment charges | (1,637) | (10,889) | 0
Non-operating expense, net | (5,219) | (3,198) | (2,184)
Income before income taxes | 8,861 | 71,536 | 27,845
Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 360,523 | 488,200 | 388,482
Cost of revenue | 184,817 | 247,588 | 209,384
Research and development expense | 71,575 | 68,115 | 66,092
Selling, general and administrative | 65,458 | 64,808 | 66,435
Income (loss) from operations | $ 38,673 | $ 107,689 | $ 46,571

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