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Stockholders' Equity (Tables) | 12 Months Ended
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Dec. 31, 2024
Share-Based Payment Arrangement, Noncash Expense [Abstract] |
Schedule of Weighted-average Assumptions Used to Value Options as of their Grant Date | The weighted-average assumptions used to value options as of their grant date were as follows:
| Year Ended December 31,
| 2024 |  | 2023
Risk-free interest rate | 4.36 | % |  | 4.49 | %
Expected volatility | 48.63 | % |  | 43.93 | %
Expected life (in years) | 4.32 |  | 4.30
Dividend yield | 0 | % |  | 0 | %
Schedule of Share-Based Compensation, Stock Options, Activity | The changes in outstanding stock options for the years ended December 31, 2024 and 2023 are as follows:
| Number of Options |  | Weighted Average Exercise Price |  | Weighted Average Remaining Contractual Life (in Years) |  | Aggregate Intrinsic Value
Outstanding at December 31, 2023 | 1,230 |  |  | $ | 9.57 |  |  |  |  |
Granted | 266 |  |  | $ | 5.03 |  |  |  |  |
Exercised | — |  |  | $ | — |  |  |  |  |
Expired, canceled or forfeited | (542) |  |  | $ | 9.62 |  |  |  |  |
Outstanding at December 31, 2024 | 954 |  |  | $ | 8.27 |  |  | 2.56 |  | $ | — |
Exercisable at December 31, 2024 | 410 |  |  | $ | 9.33 |  |  | 1.53 |  | $ | — |
Options vested or expected to vest at December 31, 2024 | 954 |  |  | $ | 8.27 |  |  | 2.56 |  | $ | — |
| Number of Options |  | Weighted Average Exercise Price |  | Weighted Average Remaining Contractual Life (in Years) |  | Aggregate Intrinsic Value
Outstanding at December 31, 2022 | 1,751 |  |  | $ | 9.77 |  |  |  |  |
Granted | 317 |  |  | $ | 9.81 |  |  |  |  |
Exercised | (274) |  |  | $ | 9.07 |  |  |  |  |
Expired, canceled or forfeited | (564) |  |  | $ | 10.58 |  |  |  |  |
Outstanding at December 31, 2023 | 1,230 |  |  | $ | 9.57 |  |  | 2.67 |  | $ | — |
Exercisable at December 31, 2023 | 510 |  |  | $ | 9.56 |  |  | 1.63 |  | $ | — |
Options vested or expected to vest at December 31, 2023 | 1,230 |  |  | $ | 9.57 |  |  | 2.67 |  | $ | — |
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity | Restricted stock activity under the 2016 Plan for 2024 and 2023 are as follows:
| Number of Shares |  | Weighted- average grant date fair value
Outstanding at December 31, 2023, unvested | 355 |  |  | $ | 9.34 |
Granted | 207 |  |  | 4.82 |
Vested | (181) |  |  | 8.71 |
Forfeited | (61) |  |  | 8.53 |
Outstanding at December 31, 2024, unvested | 320 |  |  | $ | 6.92 |
| Number of Shares |  | Weighted- average grant date fair value
Outstanding at December 31, 2022, unvested | 326 |  |  | $ | 9.30 |
Granted | 217 |  |  | 9.49 |
Vested | (116) |  |  | 9.21 |
Forfeited | (72) |  |  | 9.80 |
Outstanding at December 31, 2023, unvested | 355 |  |  | $ | 9.34 |
Schedule of Stock based Compensation Expense | The following presents stock-based compensation expense, including expense for the ESPP, in the Company’s consolidated statements of operations for the years ended December 31, 2024 and 2023.
| 2024 |  | 2023
Cost of service sales | $ | 29 |  |  | $ | 21 |
Cost of product sales | 23 |  |  | 34 |
Research and development | 378 |  |  | 567 |
Sales, marketing and support | 293 |  |  | 222 |
General and administrative | 1,304 |  |  | 1,234 |
| $ | 2,027 |  |  | $ | 2,078 |
Schedule of Accumulated Other Comprehensive Income (Loss) | The components of the Company’s comprehensive loss and the effect on earnings for the periods presented are detailed in the accompanying consolidated statements of comprehensive loss.
| Foreign Currency Translation |  | Unrealized (Loss) Income on Available for Sale Marketable Securities |  |  |  | Total Accumulated Other Comprehensive Loss
Balance, December 31, 2022 | $ | (4,098) |  |  | $ | (12) |  |  |  |  | $ | (4,110) |
Other comprehensive (loss) income | (87) |  |  | 12 |  |  |  |  | (75) |
Net other comprehensive (loss) income | (87) |  |  | 12 |  |  |  |  | (75) |
Balance, December 31, 2023 | (4,185) |  |  | — |  |  |  |  | (4,185) |
Other comprehensive income | 153 |  |  | — |  |  |  |  | 153 |
Net other comprehensive income | 153 |  |  | — |  |  |  |  | 153 |
Balance, December 31, 2024 | $ | (4,032) |  |  | $ | — |  |  |  |  | $ | (4,032) |

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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (f)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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