Business Segment Information - Summary of Operating Segment and Asset Information (Detail) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Sep. 30, 2026 |
Jun. 30, 2026 |
Mar. 31, 2026 |
Sep. 30, 2025 |
Jun. 30, 2025 |
Mar. 31, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
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| Segment Reporting [Line Items] | ||||||||
| Net revenues | $ 30,907 | $ 27,085 | $ 89,471 | $ 88,258 | ||||
| COST OF PRODUCTS AND SERVICES SOLD | 16,938 | 15,313 | 50,381 | 51,028 | ||||
| Gross profit | 13,969 | 11,772 | 39,090 | 37,230 | ||||
| Research and development | 7,629 | 10,106 | 30,720 | 31,110 | ||||
| Sales and marketing | 6,557 | 6,299 | 19,931 | 19,533 | ||||
| General and administrative | 11,992 | 11,081 | 40,977 | 37,859 | ||||
| Change in the estimated fair value of acquisition-related contingent consideration | 0 | 376 | (22,480) | 1,587 | ||||
| Loss (gain) on sale of assets | 746 | 0 | 726 | (993) | ||||
| Operating loss | (12,955) | (16,090) | (30,784) | (51,866) | ||||
| Loss before income taxes and equity investment | (11,786) | (13,291) | (26,690) | (46,154) | ||||
| INCOME TAX EXPENSE | 708 | 47 | 331 | 1,591 | ||||
| LOSS ON EQUITY INVESTMENT | (600) | (374) | (2,201) | (1,700) | ||||
| NET LOSS | (13,094) | $ 6,249 | $ (22,377) | (13,712) | $ (19,693) | $ (16,040) | (29,222) | (49,445) |
| Reportable Segment | ||||||||
| Segment Reporting [Line Items] | ||||||||
| Net revenues | 30,907 | 27,085 | 89,471 | 88,258 | ||||
| COST OF PRODUCTS AND SERVICES SOLD | 16,938 | 15,313 | 50,381 | 51,028 | ||||
| Gross profit | 13,969 | 11,772 | 39,090 | 37,230 | ||||
| Research and development | 7,629 | 10,106 | 30,720 | 31,110 | ||||
| Sales and marketing | 6,557 | 6,299 | 19,931 | 19,533 | ||||
| General and administrative | 11,992 | 11,081 | 40,977 | 37,859 | ||||
| Change in the estimated fair value of acquisition-related contingent consideration | 0 | 376 | (22,480) | 1,587 | ||||
| Loss (gain) on sale of assets | 746 | 0 | 726 | (993) | ||||
| Operating loss | (12,955) | (16,090) | (30,784) | (51,866) | ||||
| Other income | 86 | 154 | 490 | 138 | ||||
| Interest revenue | 1,053 | 2,051 | 3,478 | 6,279 | ||||
| Other segment items | 30 | 594 | 126 | (705) | ||||
| Loss before income taxes and equity investment | (11,786) | (13,291) | (26,690) | (46,154) | ||||
| INCOME TAX EXPENSE | 708 | 47 | 331 | 1,591 | ||||
| LOSS ON EQUITY INVESTMENT | (600) | (374) | (2,201) | (1,700) | ||||
| NET LOSS | $ (13,094) | $ (13,712) | $ (29,222) | $ (49,445) | ||||
| X | ||||||||||
- Definition Amount of increase (decrease) in value of liability in contingent consideration arrangement in business combination, including, but not limited to, difference arising upon settlement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of income (loss) for proportionate share of equity method investee's income (loss). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The net result for the period of deducting operating expenses from operating revenues. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of income (expense) related to nonoperating activities, classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of expense for research and development. Includes, but is not limited to, cost for computer software product to be sold, leased, or otherwise marketed and writeoff of research and development assets acquired in transaction other than business combination or joint venture formation or both. Excludes write-down of intangible asset acquired in business combination or from joint venture formation or both, used in research and development activity. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of other expense (income) and loss (gain) calculated as difference between segment revenue and separately disclosed expense category to arrive at segment profit (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The aggregate total amount of expenses directly related to the marketing or selling of products or services. No definition available.
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- Details
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