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STOCK INCENTIVE PLANS - Summary of Expense Relating to Employee and Nonemployee Stock-Based Payment Awards from Stock Options and RSUs (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
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Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Share based compensation expense | $ 13,170 | $ 12,700 | $ 26,514 | $ 26,454
Cost of testing services |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Share based compensation expense | 357 | 492 | 814 | 971
Cost of product |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Share based compensation expense | 225 | 274 | 542 | 634
Cost of patient and digital solutions |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Share based compensation expense | 350 | 367 | 722 | 769
Research and development |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Share based compensation expense | 1,628 | 1,704 | 3,388 | 3,666
Sales and marketing |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Share based compensation expense | 2,927 | 2,779 | 5,971 | 6,516
General and administrative |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Share based compensation expense | $ 7,683 | $ 7,084 | $ 15,077 | $ 13,898

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